0
Still curious? Ask our experts.
Chat with our AI personalities
CoachSuccess isn't just about winning—it's about vision, patience, and playing the long game.
Chat with Coach
DevinI've poured enough drinks to know that people don't always want advice—they just want to talk.
Chat with Devin
FranI've made my fair share of mistakes, and if I can help you avoid a few, I'd sure like to try.
Chat with FranAdd your answer:
Earn +20 ptsQ: Find Circumference of a circle if the area is 400π m2?
Write your answer...
Submit
Still have questions?
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)
Trending Questions
What whole numbers is the number 100 divisible by?
How do you write the word form of 4994723?
Where does the negative sign go in imaginary numbers?
If a car travels 52 miles per hour how long does it take to travel 234 miles?
What will going tofollow to pentillions?
Which correlation co-efficient best explains the relationship between creativity and intelligence?
The number of cycles that occur in one second is known as?
How old would you be in 2012 if you were born in 1962?
Why statistical method are dangerous weapon in the hand of an unqualified person?
Is a counting number closed under subtraction?
What do all the symbols mean in pre algebra?
What is 5 over 6 minus 1 over 2?
How many centimetres is 5'6?
How many miles is in 409 acres?
How often did the average serf leave the manor?
What are the three tenors?
What is 2.93 rounded to the nearest tenth?
What are the first 4 mutpules of 2n?
How do you include the suite number in an address?
What are the names of Non Euclidean Geometries?
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.