In an isosceles triangle ABC, height BH – 12cm. The base of the AC is 3 times the height BH. What is the area of a triangle?

univerkov | August 12, 2021 | education

Find the area of an isosceles triangle:

S = ½ bh,

Where:

S – area;

b – the base of the triangle;

h – height.

S = ½ x (12 x 3) x 12 = ½ x 36 x 12 = 18 x 12 = 216 cm2.

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