Question

plzz answer thi question​

Answer 1

In ∆OQB,

angle QOB + angle OQB + angle QBO = 180

angle OQB = angle QBO. ........(OQ = OB=radius)

90 + 2angle OQB = 180

2 angle OQB =90

angle OQB = 45

angle OQB= angle PQB = 45.