0

Subjects>Math>Math & Arithmetic

Find Circumference of a circle if the area is 400π m2?

Anonymous

∙ 14y ago

Updated: 10/26/2022

pi*r2 = 400*pi

Therefore radius = 20 meters

Cicumference = 2*pi* radius = 40*pi meters

Wiki User

∙ 14y ago

What else can I help you with?

Continue Learning about Math & Arithmetic

If a circle has an area of 400 cm find the radius to the nearest tenth?

r = sqrt(400/pi) = 11.3 cm

If a circle has area of 400 square units then what is the radius?

If a circle has area of 400 square units then its radius is: 11.25 units.

What is the circumference of a circle with an arc of 90 and an angle of 81?

90*360/81 = 400 units of length.

What is the area of a circle with a radius of 20?

400 pi

Find the area of a circle with the diameter of 40m?

The area of a circle is (pi) times (the radius)2. The radius of the given circle is 1/2 of the diameter = 20m. Area = (pi) times (20)2 = 400(pi) = 1,256.64 square meters(rounded)

Related Questions

Find the radius of a circle of with area of 400?

11.3

Find the circumference of a circle if the area is 400 Pi meters?

First we have to find the radius: pi*radius2 = 400*pi square meters Divide both sides by pi and then square root both sides: radius = 20 meters 2*pi*radius or pi*diameter = circumference 2*pi*20 = 40*pi meters

If the radius of a circle is doubled what happens to the area of the circle?

the area of the circle is increased by 400%

If a circle has an area of 400 cm find the radius to the nearest tenth?

r = sqrt(400/pi) = 11.3 cm

If a circle has area of 400 square units then what is the radius?

If a circle has area of 400 square units then its radius is: 11.25 units.

What is the circumference of a circle with an arc of 90 and an angle of 81?

90*360/81 = 400 units of length.

What is the area of a circle with the radius of 20 inches?

Using 3.14 as Pi the area of circle is: 1256.0

What is the area of a circle with a radius of 20?

400 pi

Find the area of a circle with the diameter of 40m?

The area of a circle is (pi) times (the radius)2. The radius of the given circle is 1/2 of the diameter = 20m. Area = (pi) times (20)2 = 400(pi) = 1,256.64 square meters(rounded)

If a circle has the diameter of 40 in what is the area?

Area of circle: pi*20^2 = 400*pi square units

What is the area of a circle with a diameter of 400 miles?

A ≈ 126,000 square miles.

What is the area of a circle whose radius is 20 meters?

Using 3.14 as Pi the area of circle is: 1256.0

Trending Questions

Why is nepal's flag not square? How many times is Zion mentioned in bible? What is the mean 55 52 74 63 67 60 49 49? What is the probability that the product of two number cubes is less than 8? How do you tell a proportion is true? Why should a trainer retest a client after four to eight weeks of consistent training? What is 7.5 percent tax of 140.00? What goes into 22 and 50? -2x - 6 equals 2x plus 6? When you try to log in at mywalmartcom theres no box to log in to? Which law says If p q and q r are true conditional statements then p r is a? -5n minus 4p plus 7n plus 2? What is purpose of angles? What advanced mathematics topics are used in blackjack? What is the area of 8in 7in 10in? Is the central angle of a minor arc an acute angle? What is 14.2 percent in fraction form? What are factors in offensive cyberspace operations? What word has the value of 1000000? What is a fraction plus a fraction equal when simplifed?

Resources

Top Categories

Product

Company

Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.