Q. In fig., a circle with centre
O is inscribed in a quadrilateral
ABCD such that, it touches the sides
BC, AB, AD and
CD at points
P, Q, R and
S respectively, If
AB=29 cm,
AD=23 cm,
∠B=90o and
DS=5 cm, then the radius of the circle (in cm) is:
![494252_6930b510db6741ec9d88a8f1ca1b411f.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/494252_6930b510db6741ec9d88a8f1ca1b411f.png)
- 11
- 18
- 6
- 15