1970 AHSME Problems/Problem 27

Problem

In a triangle, the area is numerically equal to the perimeter. What is the radius of the inscribed circle?

$\text{(A) } 2\quad \text{(B) } 3\quad \text{(C) } 4\quad \text{(D) } 5\quad \text{(E) } 6$

$\fbox{A}$

1970 AHSC (Problems • Answer Key • Resources)
Preceded by Problem 26	Followed by Problem 28
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