Question

The base of an isosceles right triangle is 30cm find its area​

Answer 1

Answer:

Given that △ABC is an isosceles right triangle.

Since the base BC=30 cm, therefore, AB=30 cm.

Area of △ABC:

A=21×AB×BC=21×30×30=450 cm2

Hence, area of △ABC is 450 cm2.

ans 450cm2