If perpendicular of a right angled triangle is 8 cm and its area is 20 cm2, the length of base is?
1. 20 cm
2. 05 cm
3. 40 cm
4. 08 cm
1. 20 cm
2. 05 cm
3. 40 cm
4. 08 cm
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Correct Answer – Option 2 : 05 cm
Given:
Perpendicular of right angled triangle = 8 cm
Area = 20 cm2
Formula used:
Area of right angled triangle = (1/2) × perpendicular × base
Calculation:
⇒ 20 cm2 = (1/2) × 8 × base
⇒ base = 20/4
⇒ 5 cm
∴ The length of base is 5 cm