Question

Find the area of an isosceles right triangle if one of the right sides is 20 cm long.
[Hint. In the isos. Δ, base = altitude = 20 cm]​

Answer 1

Answer:

Area of isosceles triangle = 1/2 × side 2

= 1/2 × 20× 20

= 10 cm × 20 cm

= 200 cm2

Answer 2

Answer:

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