Calculate 39131

A circle describes a square with a side of 8 cm. Calculate the area of the rest of the circle if we cut out the square.

Correct answer:

S =  36.531 cm2

Step-by-step explanation:

a=8 cm S1=a2=82=64 cm2  u=2 a=2 8=8 2 cm11.3137 cm d=u=11.3137=8 2 cm11.3137 cm  r=d/2=11.3137/2=4 2 cm5.6569 cm  S2=π r2=3.1416 5.65692100.531 cm2  S=S2S1=100.53164=36.531 cm2

Did you find an error or inaccuracy? Feel free to write us. Thank you!

Tips for related online calculators
The Pythagorean theorem is the base for the right triangle calculator.

You need to know the following knowledge to solve this word math problem:

We encourage you to watch this tutorial video on this math problem: video1   video2

Related math problems and questions: