One of the most important and exam oriented question from Chapter name- circles
Topic – Angle properties of circles
Chapter number- 15

In this question we have AB is a diameter. The tangent at C meets AB produced at Q, ∠CAB = 34°.

Now we have to Find

(i) ∠CBA

(ii) ∠CQA

ICSE Avichal publication

Understanding ICSE Mathematics
Question 27(a)