Question

Area of the right angled triangle ABC right angled at B and AB = 3 cm, BC = 4 cm
and AC = 5 cm, is

Answer 1

Answer:

Area of a right angled triangle = 1/2 (Base × Height)

1/2 (4cm × 3cm)

= 1/2 × 12cm

= 6cm² or 6 sq. cm

(Both mean the same)

Answer 2

Answer:

Area of the right angled triangle ABC= 1/2×base×height

Area of triangle ABC= base×height

Area of triangle ABC= 4×3

Therefore, Area of triangle ABC= 12cm.