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Question 27(b) In the figure (ii) given below, AP and BP are tangents to the circle with centre O. Given ∠APB = 60°, calculate. (i) ∠AOB (ii) ∠OAB (iii) ∠ACB.

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This is the basic and conceptual question from Chapter name- circles
Topic – Angle properties of circles
Chapter number- 15,

In this question we have AP and BP are tangents to the circle with centre O.

Also Given  that ∠APB = 60°,

Now we have to calculate. (i) ∠AOB (ii) ∠OAB (iii) ∠ACB.

ICSE Avichal publication
Understanding ICSE Mathematics
Question 27(b)

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