The perimeter of an isosceles triangle is 242 cm and its unequal side is 120 cm. Find the area of the triangle.
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Answer:
Using the formulas
A=bhb
2
P=2a+b
hb=a2﹣b2
4
Solving forA
A=1
4bP(P﹣2b)=1
4·120·242·(242﹣2·120)=660cm²
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Step-by-step explanation:
The perimeter of an isosceles triangle is 242 cm and its unequal side is 120 cm. Find the area of the triangle.
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