Question

- ABC is a triangle in which AB = AC = 4 cm and angleA = 90°. Calculate the area of A ABC. (ICSE)​

Answer 1

since angleA = 90°

then we have height = 4cm base = 4cm

area = 1/2 × base × height

= (1/2 × 4 × 4) cm sq.

= (2 × 4) cm sq.

8 cm sq.

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