One of the most important and exam oriented question from Chapter name- circles
Topic – Angle properties of circles
Chapter number- 15
In this question it is given that the sides of a rectangle touch a circle,
Now using the properties of circle we have to prove that the rectangle is a square.
ICSE Avichal publication
Understanding ICSE Mathematics
Question 37
Solution:
Given: A circle touches the sides AB, BC, CD and DA
of a rectangle ABCD at P, Q, R and S respectively.
To Prove : ABCD is a square.