Register
Find the area of a circle with diameter = 42 cm. Use 3.14​
165k views
2 votes
Find the area of a circle with diameter = 42 cm. Use 3.14​

User Chendriksen
by
7.3k points

1 Answer

4 votes
Area of circle = pi * r^2
42/2 = radius, radius = 21
3.14 * 21^2 = radius
3.14 * 441 = 1,384.74

Solution: 1,384.74 cm^2
User Nivnad
by
7.1k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.3m questions

10.9m answers

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!