What is the area of a circle with a radius of 9 cm? (Express your answer using π.)

A.

81π cm2

B.

18π cm2

C.

324π cm2

D.

9π cm2

8484=22^2, d=66^2, find d

What can go in to 12 and 57?

Suppose you draw a card from a well shuffled deck of playing cards what is the probability of pulling an ace

Multiply. (w-7) (w+4)

What is 1/2 (7z+4) + 1/5 (5z-15

Bob needs to mix 2 cups of liquid lemonade concentrate with 3.5 cups of water to make lemonade. Bob has 6 cups of lemonade concentrate. How much lemonade can he make?

The temperature decreased overnight by 15.2°C to a temperature of - 12.8°C. Suppose t represents the temperature before it decreased. Which equation can be used to represent this situation? A. t - 15.2 = - 12.8 B. t + 12.8 = - 15.2 C. t - 12.8 = 15.

The owner of a fish market has an assistant who has determined that the weights of catfish are normally distributed, with mean of 3.2 pounds and standard deviation of 0.8 pound.

What is the surface area of a sphere with a circumference of 50 ft? Round the answer to the nearest tenth.

The table shows the prices for games and Bella soccer league. her parents and grandmother attend a soccer game. how much theu spend if they all went together in one car?