Question

The semi perimeter of the triangle whose sides are 12cm, 15cm and 13cm is

Answer 1

Answer:

p is

equal to sum of all sides

p is equal to 12 + 15 + 13

is equal to 30

s is equal to half of the parameter so s or semi perimeter is equal to 15 centimetre

Step-by-step explanation:

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Answer 2

Answer:

Semi Perimeter of triangle=a+b+c/2

Where a,b and c are the sides of the triangle.

Hence Semi Perimeter=12+13+15/2=20cm