FRANK Solutions for Class 9 Maths Chapter 12 - Isosceles Triangle

Practise Frank Solutions for ICSE Class 9 Mathematics Chapter 12 Isosceles Triangle to revise the SAS criteria of triangles.  Learn to use the Angle-Side-Angle Criterion of Triangle to prove that a given triangle is an isosceles triangle. Go through the Maths solutions to grasp the ways the properties of triangle and angle can be used to use isosceles triangle-based problems.

Also, learn the steps to use the property of vertically opposite angles to provide proofs in a given problem based on an isosceles triangle. Apart for our Frank textbook solutions, review chapter concepts using our ICSE Class 9 Maths video lessons, online practice tests, and other study materials.

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Chapter 12 - Isosceles Triangle Exercise Ex. 12.1

Solution 4(a)

Solution 4(b)


Solution 4(c)


Solution 4(d)

Solution 20

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Solution 22(a)

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Solution 24

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