The sides of a triangle are 10 cm, 20 cm, and 24 cm. What is it's semi perimeter ?
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Answer:
27cm
Step-by-step explanation:
Semiperimeter of a polygon is half of its perimeter.
Perimeter of given triangle = 10+20+24
= 54 cm
Semiperimeter = perimeter/2
= 54/2
= 27cm
hope it helped
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