Question

Find the area of the triangle , two sides of which are 60m and 100m and the perimeter is 300m

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Answer 1

Answer:

A≈2598.08m²

EXPLANATION

A=s(s﹣a)(s﹣b)(s﹣c)

P=a+b+c

s=a+b+c

2

Solving forA

A=1

4﹣P4+4P3a+4P3b﹣4(Pa)2﹣12P2ab﹣4(Pb)2+8Pa2b+8Pab2=1

4·﹣3004+4·3003·60+4·3003·100﹣4·(300·60)2﹣12·3002·60·100﹣4·(300·100)2+8·300·602·100+8·300·60·1002≈2598.07621m²