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DRDO Multi tasking staff Model paper 10
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© examsnet.com
Question : 77
Total: 100
A right triangular prism has equilateral triangle as its base. Side of the triangle is 15 cm. Height of the prism is 20√3 cm. What is the volume (in cm3) of the prism?
1125
6750
4500
3375
Validate
Solution:
We know,
Volume of prism = area of base × height
⇒ Area of base = (√3/4) × (side)
2
= (√3/4) × (15)
2
= 225√3/4 cm
2
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