Question

If a tree trunk has circumference forty-two feet, what is the tree trunk's diameter to the nearest foot?

Answer 1

Circumference=diameter*pi

you know circumference so just solve for diameter

42=d*pi

Answer 2

So I have to find out what d is.

Answer 3

Right
so divide both sides by pi

Answer 4

what is pi?

Answer 5

pi is about 3.14

Answer 6

so 3.14/3.14 right?

Answer 7

On the right yes so it cancels

so d=42/3.14

Answer 8

13.37579618?

Answer 9

Round to the nearest foot

Answer 10

132?

Answer 11

How did you get that?

Answer 12

not sure.

Answer 13

just round 13.37 to the nearest whole number

Answer 14

13?

Answer 15

yes