Two sides of a triangle are 13 cm and 18 cm. The perimeter of a triangle is 48 cm. What is it third side?​

Answers (1)

Given: Two sides of a triangle are 13 cm and 18 cm and assume third side is x.

The perimeter of a triangle = 48 cm    => 13 + 18 + x = 48

x = 17

Hence the third side of triangle is 17 cm.​

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