An isosceles triangle has a base 6 cm long and one of the equal side is 5 cm long . Find the area of the triangle
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Step-by-step explanation:
The base of the isosceles triangle = 6 cm.
The equal sides are 5 cm, each.
The altitude of the isosceles triangle = [5^2–3^2]^0.5 = 4 cm.
Area of the isosceles triangle = 6*4/2 = 12 sq cm. Answer.
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