Answer:
192 inches
Step-by-step explanation:
I dont know I tried
It will take approximately 1.5 hours for the snowfall in both towns to be equal.
The question asks to determine when the snowfall in two different towns will be equal. The first town starts with 2 inches of snow and accumulates 6 inches every hour. The second town starts with 8 inches of snow and accumulates 2 inches every hour. To find when the depths will be equal, we need to set up an equation where the snow depths of both towns are set equal to each other and then solve for time (t).
Let t be the number of hours required for the snow depths to be equal.
For the first town: Initial depth + (Rate of snowfall * Time) = 2 inches + (6 inches/hour * t)
For the second town: Initial depth + (Rate of snowfall *Time) = 8 inches + (2 inches/hour *t)
Setting both expressions equal, we get: 2 + 6t = 8 + 2t. By solving for t, we subtract 2t from both sides and also subtract 2 from both sides to obtain: 4t = 6. Then we divide both sides by 4 to find t = 1.5 hours.
So, it will take 1.5 hours for the snow depths in both towns to be equal.
A soccer goal is 24 feet wide. Point A is 40 feet in front of the center of the goal. Point B is 40
feet in front of the right goal post.
a) find the measure of ∠A and ∠B
b) which angle is larger, ∠A or ∠B?
c) from which point would you have a better chance of kicking the ball into the goal? Why?
Answer:
a) Angles A and B are 90 degree.
b) The 2 angles are equal
c) From point A having a better chance to kicking the ball in to goal
Step-by-step explanation:
a, b) 2 points are in front of the center and right post of goal. Because there is no detail, we can assume that point A, point B, center of goal, right goal post make up a rectangle. Therefore, the 2 angles are measured equally as 90 degree.
c) Because it's a rectangle, the distance between point A and center of goal is shorter than that between point B and center of goal.
To determine the measures of ∠A and ∠B and identify which is larger, trigonometry is used based on the geometry of the soccer goal and the distances given. ∠A is associated with a larger shooting angle and a better chance of scoring compared to ∠B.
Explanation:The situation presents a geometry problem involving a soccer goal and positions A and B. To find the measure of ∠A and ∠B, we can visualize the scenario as two triangles with a common side, the 24-foot width of the goal. The distance from the center of the goal to both points A and B is 40 feet. We can use trigonometry to solve for the angles.
For ∠A, we have a right triangle where the width of the goal forms one leg (half is 12 feet, as it is from the center), and 40 feet is the hypotenuse. Applying the cosine function:
cos(∠A) = adjacent / hypotenusecos(∠A) = 12 / 40
Calculating this gives ∠A.
For ∠B, the full width of the goal (24 feet) is the adjacent side of the right triangle, and 40 feet again is the hypotenuse. Therefore:
cos(∠B) = adjacent / hypotenusecos(∠B) = 24 / 40
Calculating this gives ∠B.
Comparing the cosine values will indicate which angle is larger, since a smaller cosine correlates with a larger angle.
From which point would you have a better chance of scoring a goal? Since ∠A is larger, it represents a wider view of the goal, suggesting that kicking the ball from Point A provides a better chance of scoring because you see more of the goal, giving you a larger target area to aim at. This is an application of the concept of shooting angles in soccer.
A rectangular box has a width of x meters, length of x + 3 meters, and a height of x – 2 meters. Write an expression for its volume. Remember an expression does NOT have an equal sign
Answer:
x(x+3)(x-2)
Step-by-step explanation:
you can't multiply any of them so the expression is that. x cannot be multiplied with x+3 because x+3 are together.
Vlad tried to solve an equation step by step.
\qquad\begin{aligned} -8p+14&=42\\\\ \\ -8p&=28&\green{\text{Step } 1}\\\\ \\ p&=-3.5&\blue{\text{Step } 2}\\\\ \end{aligned}
−8p+14
−8p
p
=42
=28
=−3.5
Step 1
Step 2
Answer:
Vlad did not make a mistake
Step-by-step explanation:
Angles P and Q are supplementary. If mZP is
32°, what is the mZQ?
Step-by-step explanation:
Supplementary angles add up to 180°
[tex]\therefore m\angle P + m\angle Q = 180° \\ \therefore 32 \degree+ m\angle Q = 180° \\ \therefore m\angle Q = 180° - 32° \\ \huge \purple{ \boxed{\therefore m\angle Q = 148°}}[/tex]
Simplify.
3+ (-2) • 6
Step-by-step explanation:
[tex]3 + ( - 2) \ast6 \\ = 3 + ( - 2 \times 6) \\ = 3 + ( - 12) \\ = 3 - 12 = - 9[/tex]
What is the slope between (-4,4) and (-6,6)
[tex]\textsf{Let's calculate the slope of the line passing thought the points (-4, 4) and (-6, 6) } \\ \textsf{using the following formula: }\mathsf{m = \frac{\Delta y}{\Delta x}} \textsf{ where m is the slope of the line.}[/tex][tex]\textsf{So:}[/tex]
[tex]\mathsf{m = \dfrac{\Delta y}{\Delta x} = \dfrac{4 - 6}{-4 - (-6)} = \dfrac{-2}{2} = -1}[/tex]
[tex]\textsf{Hence the slope is -1.}[/tex]
What is the solution to the system of equations below?
y = three-fourths x minus 12 and y = negative 4 x minus 31
(–4, –15)
(–4, –12)
(4, –9)
(4, –47)
Answer:
A
Step-by-step explanation:
did the test
The required solution for the equations is (-4,-15).
y = 3/4x-12 and y = -4x-31 Solution for both the equation to be determine.
Solutions of equation hat points where both the equation terminate to zero or the I've same value.
y = 3/4x-12 ------(1)
y = -4x-31 ------(2)
Put y from 2 in equation 1
-4x-31= 3/4x-12
19/4x=19
x = -4
Now put this x in equation 2
y = 16-31
y = -15
Thus, the required solution for the equation is (-4,-15).
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Percy is plotting points on a graph. The ratio of y value to x value is 2 to 3 for each point what will be the x value of a point with y value of 18
Answer: point X would be 27.
I think this because if you ratio is 2:3, y:x the 2x9 is 18, y, and 3x9 is 27, X.
This gives a final ratio of 18:27 which, when reduced by nine is 2:3.
Answer:
Step-by-step explanation:
x = 27
luna wants to know what proportion of 7th graders at her school are interested in taking art classes.which Is the best group to survey to find this information?
Answer: Ask every 12th person who leaves school one afternoon.
Roll dice to determine which person to ask first.
Answer: Ask every 12th person who leaves school one afternoon.
Roll dice to determine which person to ask first.
Step-by-step explanation:
Russel wants to buy three ties and a belt and must spend no more that $80. The belt costs $28.50. If three ties are the same price, then how much can he pay for each tie?
Answer:
About $17.16
Step-by-step explanation:
$80-$28.50= 51.5
Then you divide that by 3 (for the 3 ties)
Russel can spend a maximum of $17.17 on each tie after accounting for the cost of the belt.
To determine how much Russel can spend on each tie, we first need to account for the cost of the belt. The belt costs $28.50 and Russel's total budget is $80. Therefore, the remaining amount for the ties is $80 - $28.50 = $51.50.
Since Russel wants to buy three ties, we need to find the maximum price he can pay for each tie. We can do this by dividing the remaining budget by the number of ties:
$51.50 / 3 = $17.17
Therefore, Russel can spend a maximum of $17.17 on each tie.
(−3x − 6)(3x2 − 6x + 3)
What is the slope of the line represented by y = 1 - 8x?
Answer:
It’s -8
Step-by-step explanation:
Just the number multiplied by x if we have the form y=ax+b or y=b+ax
The slope of a line is represented by the coefficient of the x term in the equation. In the equation y=1−8x, the coefficient of the x term is −8. Therefore, the slope of the line is −8.
Another way to think about the slope of a line is to imagine that the line is a hill. The slope of the hill tells you how steep it is. A positive slope means that the hill is going up, while a negative slope means that the hill is going down. A steeper slope means that the hill is rising or falling more quickly.
In the case of the line y=1−8x, the slope is −8, which means that the line is going down very steeply. For every 1 unit that you move to the right on the x -axis, you move 8 units down on the y -axis.
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I need help with this problem
Yo sup??
net population of Mexico and Canada is= 110.65+33.89
=144.54 million
net population of US=317.64 million
difference=317.64-144.54
=173.1 million
Hope this helps
Hello Red, Need help training your charizard?
Anyways
if you add 110.65million and 33.89million, you would get
144.54
now the united states has a population of 317.64 million
317.64- 144.54= 173.1
so the U.S has 173.1 million more than Canada And Mexico Combined
The x-intercept of a function y = f(x) are the real solutions of the
equation f(x) = 0.
The given statement "The x-intercept of a function y = f(x) are the real solutions of the equation f(x) = 0." is True because the x-intercepts of a function y = f(x) are points on graph where function crosses x-axis.
At these points, the value of y (f(x)) is equal to 0. In other words, the x-intercepts are the real solutions of the equation f(x) = 0.
To find the x-intercepts of a function, we set f(x) equal to 0 and solve for x. The solutions to this equation will be the x-coordinates of the x-intercepts.
For example, given the function y = 2x - 6, to find the x-intercept, we set y (f(x)) equal to 0:
0 = 2x - 6
Now, solve for x:
2x = 6
x = 6 / 2
x = 3
The x-intercept is (3, 0) since at x = 3, the value of y (f(x)) is 0.
In conclusion, the statement is true. The x-intercepts of a function y = f(x) are the real solutions of the equation f(x) = 0.
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What are the zeros of f(x) = x2 + 2x - 80?
-20 and 4
®
-4 and 20
-10 and 8
-8 and 10
Answer:
The zeros are 8 and -10, all u have to do is substitute x for those values, factor it, or graph it.
The zeros of f(x) = x2 + 2x - 80 are -10, 8
What is Mathematical function ?
Function is defined as the expression or relation between any given two variables such as x and y and there must be an independent variable and dependent variable.
In other words the function represents the graph between x and y that is for each value of x there exist one value of y but here there is no restriction in values of y that is y can have infinity values.
zero's are nothing but the roots of the equation which by putting in the equation gives zero value.
Given equation is f(x) = x^2 + 2x - 80 solving it to find the zero's by factorization :
f(x) = x^2 + 2x - 80
f(x) = x^2 + 10x-8x - 80
f(x) = x(x+10)-8 (x + 10)
f(x) = (x+10)(x-8)
Now equating it to zero we get
x= -10, 8
Therefore, the zeros of f(x) = x2 + 2x - 80 are -10, 8
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Is –9 + –97 positive or negative?
A) Positive
B) Negative
Answer:
B) Negative
Step-by-step explanation:
–9 + –97
= –9 + (–97)
= –9 - 97
= -106 (negative number)
What value does the red dot represent on the number line?
I think it's 6/7, but i'm not sure
Answer:
The answer is 5/6
Step-by-step explanation:
There are five sections in between 0 and 1; since the dot is five sections away from zero out of six sections, it is 5/6.
2.13 x 10^24 molecules of water is how many moles of water?
Answer:
1 mole of anything = 6.023 * 10^23
2.13 * 10^24 divided by 6.023 * 10^23 =
3.54 moles
Step-by-step explanation:
A satellite is 6,000 miles from the horizon of Earth. Earth’s radius is about 4,000 miles. Find the approximate distance the satellite is from the point directly below it on Earth’s surface. The diagram is not to scale.
Answer:
3211 miles
Step-by-step explanation:
A right triangle can be used to model the geometry of the problem. One leg of it is the radius of the Earth. The leg at right angles to that is the satellite-to-horizon distance of 6000 miles. The hypotenuse of the triangle is the distance from the satellite to the center of the Earth, so the question will be answered by subtracting the Earth radius from that.
The Pythagorean theorem relates the various distances. Refer to the attachment.
AB² = AD² +BD²
(BC +4000)² = 4000² +6000² . . . . . . . . . . . . use given values
BC +4000 = 1000√(4² +6²) = 2000√13 . . . . take the square root
BC = 2000(√13 -2) . . . . . subtract 4000
BC ≈ 3211.1
The satellite is about 3211 miles from the point directly below it.
Calculate mean, median, and mode for each set of data. IQ’s: 78, 79, 87, 88, 101, 120, 132
Answer:The median is 88,The mode is none because they all repeat the same. The mean is 97.9
Step-by-step explanation:
Answer
The median is 88. The mode is none because they all repeat the same. The mean is 97.9
Step-by-step explanation:
Mr. Duncan mixed 0.00055 pounds of sulfur and 0.00104 pounds of iron powder in a test tube before heating it. What is the total weight of the mixture in the test tube?
Answer:
1.59 × 10-3 pounds
Step-by-step explanation:
Add the weights of the sulfur and iron powder to find the total weight of the mixture.
First, write both numbers in scientific notation.
Now that both numbers are written in scientific notation, compare the exponents. Since both exponents are not the same, rewrite 5.5 × 10-4 as 0.55 × 10-3. Now the numbers multiplied by the powers of 10 can be added while keeping the power of 10 the same.
So, the total weight of the mixture in the test tube is 1.59 × 10-3 pounds.
-53 + n = -28 solve for n
Answer:
n will be equal 25
Step-by-step explanation:
-53 + n = -28
collect like terms, and we will have
n = -28 + 53
n = 25
Answer: n = -25
Since, -23 + -25 = -53
–2(g − 13) + 15 = 1
how do you do this
Answer:g=20
Step-by-step explanation:
-2g+26+15=1
-2g+41=1
-2g=1-41
-2g=-40
-40/-2= 20
Answer:
20=g
Step-by-step explanation:
-2g--26+15=1
-2g+26+15=1
-15 -15
-2g+26= -14
-26 -26
-2g= -40
-40/-2
g=20
The terms in a sequence are given by 3 + 2x. what are the first 6 terms in the sequence?
First 6 terms are 5, 7, 9, 11, 13 and 15
Step-by-step explanation:
Step 1: Given terms in the sequence = 3 + 2x. Find the first 6 terms.a(1) = 3 + 2 × 1 = 3 + 2 = 5
a(2) = 3 + 2 × 2 = 3 + 4 = 7
a(3) = 3 + 2 × 3 = 3 + 6 = 9
a(4) = 3 + 2 × 4 = 3 + 8 = 11
a(5) = 3 + 2 × 5 = 3 + 10 = 13
a(6) = 3 + 2 × 6 = 3 + 12 = 15
what is 6 and 2 thirds minus 2 and 4 fifths?
Answer:
58/15
Step-by-step explanation:
Step 1: Convert words into an expression
6 and 2 thirds minus 2 and 4 fifths
6 2/3 - 2 4/5
Step 2: Make common denominator aka 15
6 2/3 = 6*3/3 + 2/3 = 18/3 + 2/3 = 20/3
20*5 / 3*5 = 100/15
2 4/5 = 2*5/5 + 4/5 = 10/5 + 4/5 = 14/5
14*3 / 5*3 = 42/15
Step 3: Subtract
100/15 - 42/15
58/15
Answer: 58/15
At a malt shop 8/10 of the malts sold were chocolate. What percent of malts sold were chocolate?
Answer: 80 %
Step-by-step explanation: take it and multiply by ten to get 80/100 then turn to percent to get 80%
hope this helps mark me brainliest if it did
Answer:
80%
Step-by-step explanation:
8 divided by 10 is .8
.8 is equal to 80%
The third term of an arithmetic sequence is -8, and the fourth term is -20. What is the second term?
Answer:
the answer is 6
Step-by-step explanation:
In mathematics, an arithmetic progression or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms is constant. so -20 + 14 is -8 so you just have to add 14 again to -8 to get 6
may I get brainliest please?
hope this helps :)
multiply 13 x 7/9 answer this question as a simplified mixed number
Answer:
13 x 7/9 = Its about 10.11
Step-by-step explanation:
Answer:
10 1/9
13 x 7/9 = 91/9 or 10 1/9 in simplest form
Solve the equation.
x2 − 6x − 7 = 0
Answer:
x = 7 and x = -1
Step-by-step explanation:
Step 1: Factor
x^2 - 6x - 7 = 0
(x - 7)(x + 1) = 0
Step 2: Solve for x
(x - 7)(x + 1) = 0
x - 7 = 0 and x + 1 = 0
x - 7 + 7 = 0 + 7 and x + 1 - 1 = 0 - 1
x = 7 and x = -1
Answer: x = 7 and x = -1
Find the slop for each ordered pair
Answer: Slope between two points equation is y2-y1/x2-x1
Step-by-step explanation: