Question

Q72. In the given figure, a circle is inscribed with radius
r in right triangle ABC. Find r.


Pls answer fast

Answer 1

Answer:

We know that area of ∆ABC = r × S

r = In radius & S = semi perimeter

$\frac{1}{2} \times 5 \times 12 = r \times \frac{5 + 12 + 13}{2}$

$15r = 30$

$r = 2$

Ans