en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

The radius of a circle is 9 miles. What is the circle's area?

Solution

The radius of a circle is 9 miles. What is the circle's area?

Solution

a re a : 81 π mi l e^{2}

+1

Decimal Notation

254.46900 \dots

Solution steps

Given:

r a d i u s : 9 mi l e

Circle Area given

r = 9 : A = 81 π

a re a : 81 π mi l e^{2}

Popular Examples

The diameter of a circle is 17 cm. Find its circumference in terms of pipi.What is the volume of a sphere with a radius of 34.2 m, rounded to the nearest tenth of a cubic meter?The radius of a circle is 7 in. Find its area in terms of pipi.What is the volume of a sphere with a radius of 3 m, rounded to the nearest tenth of a cubic meter?A square sandbox has sides that are 9 feet long. What is the sandbox's area?