Question

The lengths of two sides of a triangle are 12 cm and 15 cm. Between what two
measures should the length of the third side fall?
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Answer 1

Step-by-step explanation:

the sum of 3 sides of triangles is 90

then 12+15+x=90

27+x=90

x=90-27

x=63

the length of third side is 63

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Answer 2

Answer:

1. let a, b, c are three sides of triangle. then we let a=12,b=15.formula of triangle =1/2*12*15=90cm