To calculate to area and circumference of circular rug.
Answer to Problem 7CT
The area of
Explanation of Solution
Given information:Diameter of the rug is 15 feet.
Formula used:
Area of circle=
circumference of circle =
Calculation:
As known diameter is twice the radius,
Substituting the value of radius,
Area of circle=
=
=176.625 feet2
Circumference of circle =
=
= 47 feet
Hence, the area of circle is 176.62 feet2 and circumference of circle is 47.1 feet
Chapter 10 Solutions
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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