114k views
4 votes
Find the area and circumference. round to the nearest tenth.AREA?CIRCUMFERENCE?

Find the area and circumference. round to the nearest tenth.AREA?CIRCUMFERENCE?-example-1
User ZhouW
by
8.3k points

1 Answer

0 votes

Given the radius of 18 in, we can find the area and the circumference of the circle.

Step-by-step explanation


\begin{gathered} Area=\pi r^2=18^2\pi\text{ }≈\text{ }1017.9 \\ Circumference=2\pi r=2*18\pi=36\pi\text{ }≈\text{ }113.1 \end{gathered}

Answer:

Area = 1017.9 square inches

Circumference = 113.1 inches

User Gemma
by
8.4k points