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March 6, 2020

Geometry of Tangents | ISI Entrance B.Stat 2009

Objective Problem Geometry (ISI Entrance)

Find the radius of smaller circle.

  • 0
  • 1
  • $\frac{3}{4}$
  • 2

Key Concepts

2D Geometry

Similar Triangles

Linear Equations

Check the Answer

Answer: $\frac{3}{4}$

ISI Entrance B.Stat Objective Problem, India

Test of Mathematics at 10+2 Level by East West Press

Try with Hints

First hint

Given triangle to smaller circle and given triangle to bigger circle are similar.

Second Hint

By similarity,


Final Step

Solving we get x=$\frac{3}{4}$

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