The base of a right prism is an equilateral triangle with side 8 cm and the height of the prism is 5cm, then the volume of the prism is -
Answer & explanation
Correct answer: option 2
volume of prism = area of base × height
⇒ volume = \(\frac{\sqrt {3}}{4}\) × 64 × 5
= 1.732 × 80 = 138.56 cm3