Quadrilateral ABCD has 2 pairs of parallel sides, and perpendicular diagonals. What is the MOST SPECIFIC name for the quadrilateral?
A)
parallelogram
B)
rectangle
C)
rhombus
D)
square ...?
Answer:
C - Rhombus
Step-by-step explanation:
A rhombus ALWAYS has perpendicular diagonals. A rhombus is just a parallelogram with four equal sides, so two of them have to be parallel, at least.
Answer:
it's a parallelogram
What to the second power equals 9/16?
The number that, when squared, equals 9/16 is 3/4 as the square root of a fraction is the square root of the numerator divided by the square root of the denominator.
Explanation:The question is asking what number raised to the second power (or squared) equals 9/16. In mathematical terms, it's asking for a number n whereby n² = 9/16. Since squaring a number means multiplying it by itself, we can say that n = √(9/16).
The square root of 9/16 can be found by taking the square root of 9 and the square root of 16 separately. This is possible because the square root of a fraction is equal to the square root of the numerator divided by the square root of the denominator (√a/b = √a / √b).
So, the square root of 9 is 3 and the square root of 16 is 4. Therefore, √(9/16) = 3/4. Hence, the number that when squared gives 9/16 is 3/4.
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Write a conditional statement from the sentence. "parallel lines do not intersect."
What is the solution set of 2x2 7x 5=0??
The cost, c(x), for a taxi ride is given by c(x) = 2x + 4.00, where x is the number of minutes. What does the slope mean for this situation
A. The taxi ride costs a total of $4.00
B. The taxi ride costs $2.00 per trip.
C. The rate of change of the cost of the taxi ride is $2.00 per minute.
D. The rate of change of the cost of the taxi ride is $4.00 per minute.
The interpretation is (c) the rate of change of the cost of the taxi ride is $2.00 per minute.
How to interpret the slope?The function is given as:
c(x) = 2x + 4.00
A linear equation is represented as:
c(x) = Slope * x + y-intercept
By comparison, we have:
Slope = 2
This means that the slope of c(x) = 2x + 4.00 is 2
Hence, the interpretation is (c) the rate of change of the cost of the taxi ride is $2.00 per minute.
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How much money will Rachel have in her account in ten years
Explain why 17:3 and 68:12 are equivalent ratios
In circle P, diameter QS measures 20 centimeters.
What is the approximate length of arc QR? Round to the nearest tenth of a centimeter.
9.9 centimeters
19.9 centimeters
21.5 centimeters
43.0 centimeters
Answer:
the answer is 19.9 cm
What is the volume of a cone with a radius of 18 cm and a height of 10 cm? Use 3.14 for pi. Round your answer to the nearest tenth
The correct answer is 3391.2cm^3
a. Show that the system of rational expressions is closed under addition, or give an example showing the contrary.
List the following numbers in order from least to greatest 2.8,2.8x10^2,2.8x10^-3,2.8x10^4,2.8x10^-5
Answer:
[tex]2.8\times 10^{-5},2.8\times 10^{-3},2.8, 2.8\times 10^2,2.8\times 10^4,[/tex]
Step-by-step explanation:
We have been given several numbers and we are asked to order them in least to greatest order.
Given numbers: [tex]2.8, 2.8\times 10^2,2.8\times 10^{-3},2.8\times 10^4,2.8\times 10^{-5}[/tex]
We know that the number with negative power will be smaller than the number with positive powers.
We can see from our given numbers that [tex]2.8\times 10^{-5}[/tex] has a negative power. We can rewrite this as [tex]2.8\times \frac{1}{10^5}[/tex]. This will be the smallest number.
Upon arranging our given number from least to greatest we will get,
[tex]2.8\times 10^{-5},2.8\times 10^{-3},2.8, 2.8\times 10^2,2.8\times 10^4,[/tex]
The equation h = -16t^2 + 32t + 9 gives the height of a ball, h, in feet above the ground, at t seconds after the ball is thrown upward. How many seconds after the ball is thrown will it reach its maximum height? What is its maximum height?
Wriye the mixed number as a fraction 4 1/3
Sinea spent $8 on games and $12 on souveniers. if she spends $26 on games, how much will she spend on souveniers?
What are the earnings for:
1. 5 days at $69.00 a day = $
2. 3.5 days at $27.75 a day = $
Answer:
1. 345 dollars
2. 97.125 dollars
Step-by-step explanation:
1) What are the earnings for 5 days at 69 dollars a day?
If a person makes 69 dollars a day and we want to know the earning of 5 days, we would have to multiply the earnings per day by the number of days.
69 x 5 = 345.
2) What are the earnings for 3.5 days at 27.75 dollars a day?
If a person makes 27.75 dollars a day and we want to know the earning of 3.5 days, we would have to multiply the earnings per day by the number of days.
27.75 x 3.5 = 97.125
what is 6.02 + 1.3 - _________ = 4.39
Final answer:
To find the missing number in the equation 6.02 + 1.3 - __ = 4.39, you need to first add 6.02 and 1.3, and then subtract the result from 4.39 to obtain the missing number, which is -2.93.
Explanation:
What you need to do in this question is solve for the missing number to make the equation true: 6.02 + 1.3 - x = 4.39.
First, add 6.02 and 1.3: 6.02 + 1.3 = 7.32.
Next, subtract 7.32 from 4.39 to find the missing number: 4.39 - 7.32 = -2.93. Therefore, the missing number is -2.93.
#1: The theoretical yield of a reaction is 5.00 moles of potassium permanganate (KMnO4). If the reaction actually produces 695.2 g KMnO4, what is the percent yield of the reaction?
A. 78%
B. 83%
C. 88%
D. 120%
Final answer:
To calculate the percent yield, the actual yield in moles of potassium permanganate was found to be 4.40 moles from 695.2 g, using the molar mass of KMnO4. Then, the percent yield was calculated using the theoretical yield of 5.00 moles, resulting in 88%.
Therefore, the correct answer is C. 88%
Explanation:
To calculate the percent yield of the reaction, we first need to know the moles of potassium permanganate (KMnO4) that correspond to 695.2 g. We use the molar mass of KMnO4 which is 158.04 g/mol to convert grams to moles.
Actual yield in moles = mass (g) / molar mass (g/mol) = 695.2 g / 158.04 g/mol = 4.40 moles of KMnO4
Now, with the theoretical yield of 5.00 moles, we can find the percent yield using the formula:
Percent yield = (actual yield / theoretical yield) × 100%
Percent yield = (4.40 moles / 5.00 moles) × 100% = 88%
Therefore, the correct answer is C. 88%
Write two million three hundred and twenty thousand five hundred and two as a number.
Step-by-step explanation:
i was trying to figure out if I can always handle your math exams would it be possible
Find the midpoint of each side of the trapezoid. Connect the midpoints. What is the most precise classification of the quadrilateral formed by connecting the midpoints of the sides of the trapezoid?
(photo)
3/4 1 1/2 simplest form
The diameter of a circular garden is 16 feet. What is the approximate area of the garden?
A.
50 square feet
B.
100 square feet
C.
201 square feet
D.
803 square feet
Order these numbers from least to greatest. 8 7/11 , 8.17 , 8.174 , 173/20
The numbers are ordered from least to greatest by first converting them all to decimals, resulting in the order: 8.17, 8.174, 8 7/11 (8.6363), and 173/20 (8.65).
First, we need to convert all the numbers to similar formats, either as decimals or fractions, to compare them accurately. Here's what we have:
8 7/11 = 8 + 7/11 = 8.6363 (rounded to four decimal places)8.17 (already a decimal)8.174 (already a decimal)173/20 = 8.65 (as a decimal)Now, we can easily order these from least to greatest:
8.178.1748 7/11 (8.6363)173/20 (8.65)The name of the compound kf is.....
a. sodium chloride
b. potassium fluoride
a survey of reading habits of 100 students showed that 30 read both comics and novels. 10 read neither comics nor novels and twice as many students read comics as read novels. 1. illustrate the information on a Venn diagram. 2. how many students read only novels. 3. how many students read comics. 4. how many students read only one type of book.
List the multiples of 3 that are also multiples of 5.
A social service agency finds that, on the average, 2.86 of every 100 families need help from the agency. About how many families can they expect to help in a town of 976 families?
Is 35 prime or a composite
Answer: Composite
Step-by-step explanation: To see if 35 is a prime number or a composite number, let's first start by finding the factors of 35.
To find the factors of 35, begin by dividing 35 by 1 which gives us 35. This means that 1 and 35 are factors.
Next, since 35 is not divisible by 2, 3, or 4, we divided 35 by 5 which gives us 7. This means that 5 and 7 are factors.
Next, since 35 is not divisible by 6, we divide 35 by 7 which gives us 5. Notice that 7 and 5 are repeat factors and once we hit repeat factors, this means that all other factors we try will repeat.
Therefore, the factors of 35 are 1, 5, 7, and 35.
Since 35 has more than two factors, it's called a composite number.
what is the solution for the equation for X -10 equals 2X? X equals blank
What's the answer ?????
The ratio of the number of cars to the number of motorcycles in a parking lot is 10:3. The ratio of the number of motorcycles to the number of vans is 2:5. There are 30 cans in the parking lot. How many more cars than vans are there?