Geometry For Enjoyment And Challenge
Geometry For Enjoyment And Challenge
91st Edition
ISBN: 9780866099653
Author: Richard Rhoad, George Milauskas, Robert Whipple
Publisher: McDougal Littell
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Chapter 16, Problem 5RP
To determine

To find: The value of the semi perimeter.

Expert Solution & Answer
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Answer to Problem 5RP

The value of the semi perimeter is 6unit .

Explanation of Solution

Given information:

The ratio of a triangle’s inradius to its circumradius is 4:62 .

The value of the semi perimeter is calculated as by using inradius and circumradius formula,

  rR=Asabc4ArR=4A2s(abc)462=4(8)2s(62)s=6unit

Thus, the value of the semi perimeter is 6unit .

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