Math, asked by sony6266, 7 hours ago

find semi perimeter of 7 CM , 11 CM, 13 CM

Answers

Answered by Mathsisthebest

1

Answer:

15.5cm

Step-by-step explanation:

Semi perimeter = half of perimeter

Perimeter = 7 + 11 + 13

⇒ 31 cm

∴ Semi perimeter = 31/2

⇒ 15.5cm

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