Question

In the given figure PA and PB are tangents to a circle with centre O. If APB = (2x+3) and AOB = (3x+7), then find the value of x

Answer 1

2x+3+ 3x+7= 180
5x=170
X=34

Answer 2

According to rule the angle aob+angle apb=180
therefore 2x+3+3x+7=180
= 5x+10=180
=x+2=36
=x=34