Question

In a circle is inscribed a quadrilateral ABCD in which B=90degree. If AD=23cm, AB=29cm and DS=5cm, find the radius of the incircle.

Answer 1

Given : ABCD is a quadrilateral in which, AD = 23 cm, DS = 5 cm and AB = 29 cm

Let radius of the incircle be r cm.



And,



Now, OP and OQ are radius of the circle. So,

From tangents P and Q,



Hence, radius of the circle is 11 cm.

Answer 2

Answer:

Step-by-step explanation:

Mine answer is absolutely correct