Answer:
A. 3561 ft²
Step-by-step explanation:
πr² = the area of a circle
base · height = volume
9²π = 254.47
254.47 · 14 = 3561
Answer:
23/34
Step-by-step explanation:
This is guessing you only have fiction books.
Answer:
They can make 10 different groups of three.
Step-by-step explanation:
The order in which the people are in the car is not important, so we use the combinations formula to solve this question.
Combinations formula:
is the number of different combinations of x objects from a set of n elements, given by the following formula.

How many different groups of three can the five of them make?
Combinations of 3 from a set of 5. So

They can make 10 different groups of three.