The base of an isosceles triangle measures 24cm and its area is 60 cm^2. Find its perimeter (Using Heron's formula).
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Step-by-step explanation:
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Step-by-step explanation:
Given :
Base of an isosceles triangle is 24 cm.
Area of isosceles triangle is 60 cm².
Find :
The perimeter of isosceles triangle.
Solution :
Let each equal side of isosceles triangle be a cm.
Then :
By Heron's formula :
Hence :
The perimeter of isosceles triangle is = 13 cm + 13 cm + 24 cm = 50 cm.
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