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Question 36. In the adjoining figure ∆ABC is isosceles with AB = AC. Prove that the tangent at A to the circumcircle of ∆ABC is parallel to BC.

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This is circle based question from Chapter name- circles
Topic – Angle properties of circles
Chapter number- 15
In this question we have a figure in which ∆ABC is isosceles with AB = AC.

Now we have to prove that the tangent at A to the circumcircle of ∆ABC is parallel to BC.

ICSE Avichal publication
Understanding ICSE Mathematics
Question no 36

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1 Answer

    1. Solution:
      Given: ∆ABC is an isosceles triangle with AB = AC.
      AT is the tangent to the circumcircle at A.
      ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 15 Circles Ex 15.3 Q36.2
      ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 15 Circles Ex 15.3 Q36.3
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