Chapter 8.4, Problem 7E
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Elementary Geometry For College St...
7th Edition
Alexander + 2 others
ISBN: 9781337614085
Solutions
Chapter
Section
BuyFindarrow_forward
Elementary Geometry For College St...
7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem
Find the exact lengths of the radius and the diameter of a circle whose area is:
| a) 25π in2 | b) 2.25π cm2 |
To determine
a)
To Find:
The lengths of the radius and the diameter of the circle whose area is 25π in2.
Explanation
It is given that the area of the circle is 25Ï€ in2.
The area of the circle is
Therefore,
Now it becomes,
To determine
b)
To Find:
The lengths of the radius and the diameter of the circle whose area is 2.25π cm2.
Chapter 8 Solutions
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