The area of a right angled triangle is 10 sq cm. If its

The area of a right angled triangle is 10 sq cm. If its perpendicular is equal to 20 cm, find its base.

Given that, area = 10 sq cm,
perpendicular = 20 cm and base = ?
area = (base x Perpendicular) / 2
⇒ 10 = (base x 20) / 2
∴ base = 1 cm