If two sides of a triangle are 9 cm and 12 cm, the third side must be:

Type: MCQ • Marks: 1

A. Equal to 21 cm

B. Greater than 21 cm

C. Less than 21 cm

D. Exactly 3 cm

Explanation

By the triangle inequality, the third side is less than 21 cm.

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Class 7th Ganita Prakash 1

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