Question

The semi perimeter of a triangle having the length of sides as 18 cm ,10cm and 14 cm

Answer 1

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• GIVEN THAT

A=18cm

B=10cm

C=14cm

$perimeter \: = \: (a + b + c) \\ \\ = 18 + 10 + 14 \\ = 42$

$semiperimeter \: = perimeter \div 2 \\ \\ = 42 \div 2 \\ = 21 \: \: answer \\ \\ hope \: its \: help \: u$