Question

A circle has a radius of 26.85 inches.

What is the circumference of this circle?

Use 3.14 for pi. Round your final answer to the nearest tenth.

Enter your answer as a decimal in the box.

in.

Answer 1

Answer: The answer is 168.6

Step-by-step explanation: I took the test

Answer 2

The formula of a circumference of a circle:

`C=2\pi r`

Substitute the value of r to the formula:

`r=26.85\ in\\\\C=2\cdot26.85\pi=53.7\pi\ in\approx53.7\cdot3.14=168.618\ in\approx168.6\ in`

Answer: 168.6 in.