Why is this statement correct pi is the area of a circle of radius 1

A cylinder has a radius of 3 feet and a height of 7 feet. Which of the following can be used to calculate the volume of a cone that fits exactly inside the cylinder?

Akira is saying money to buy a bicycle. he has already saved 80$ and plans to save an additional $5 each week. find the total amount he has saved after any numbers of weeks

Round 3,215 to the nearest 1,000

Write an slope equation with 2.5 pounds per month

Find the standard deviation of the sample data set 127 135 128 131-133 127 122

Which symbol can be placed in the blank of 5.01 5.010

Write a linear factorization of the function. f (x) = x4 + 4x2 A f (x) = x2 (2x + i) 2 B f (x) = x2 (x + 2i) 2 C f (x) = x2 (x + 2i) (x - 2i) D f (x) = x2 (2x + i) (2x - i)

A biased coin is flipped 10 times. in a single flip of the coin, the probability of heads is 1/3 and the probability of tails is 2/3. the outcomes of the coin flips are mutually independent. what is the probability of each event?

For what value is both p^r true and q false

Find the unknown side length, x. Write your answer in simplest radical form. a. 14 b. 18 c. 2 square root 119 d. 14 square root 17