0
Using 3.14 as Pi the area of circle is: 1384.74
Still curious? Ask our experts.
Chat with our AI personalities
RossEvery question is just a happy little opportunity.
Chat with Ross
ReneChange my mind. I dare you.
Chat with Rene
BlakeAs your older brother, I've been where you are—maybe not exactly, but close enough.
Chat with Blake
Add your answer:
Earn +20 ptsQ: What is the area of a circle if the radius is 21?
Write your answer...
Submit
Still have questions?
Continue Learning about Math & Arithmetic
What is the area of a circle with the radius of 21?
The area of a circle of radius 21 is 1386
What is the approximate area of a circle whose radius is 21 cm?
A circle with a radius of 21 cm has an area of ~1,385.44 square cm
What is the area of a circle with a radius of 21 feet?
Using 3.14 as Pi the area of circle is: 1384.74
What is the area of a circle when the radius is 21?
Area = pi*212
What is the area of a circle that has a diameter of 42 yards?
A circle with a radius of 21 yards has an area of 1,385.44 square yards.
Trending Questions
In converting 40 centimeters to inches what unit (omit the number) would you place in the numerator of your ratio Use the plural form in your answer. Remember that there are 2.54 centimeters in 1 inch?
What is the ratio of smokers to non-smokers?
What does even numbers mean?
How do you write 49.017 in expansion form?
What is the circumference of a circle if the radius is two over three?
What if there is no most often occurring number?
If a snowplow can plow 18 blocks in 30 minutes and if there were 490 blocks how long did it take?
Can area of a circle be represent as area of a rectangle?
What is the binomial factors of t squared minus 12t minus 45?
How many days is 164.8 years?
What is 20 percent of 2300.76?
If a cube has a volume of 64 cubic units how many bricks are in each row?
What two coins make 30 cents and one of them isn't a 20 cent piece?
If you where born in 2001 how old would you be now?
Is the numder 747 prime or composite?
How many ounces of water equal 5 quart?
Probablity of seven rolling two dice?
What is the answer to -t plus 9 equals t plus 5?
What is the dia. Of a circle circumference of 46 in.?
Why do people nod their heads up and down?
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.