Answers

2015-01-14T19:54:40+08:00
You must first get the area of the triangle by using the Heron's Formula. the area of the triangle is 3919 sq. cm. you can get the radius of the inscribed circle by the formula Area of Triangle equals radius of circle times the semi-perimeter of triangle.

3919=r(160)
r =24.49 cm

:)
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