Everywhere 36403

We cut out the largest possible round tablecloth from a square fabric of 150x150 cm. After setting, it hung around 20 cm everywhere. What is the area of ​​the round tabletop?

Correct answer:

S =  9503.3178 cm2

Step-by-step explanation:

a=150 cm r=a/2=150/2=75 cm p=20 cm  r1=rp=7520=55 cm  S=π r12=3.1416 552=9503.3178 cm2



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







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

Units of physical quantities:


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

Related math problems and questions: