Q.Find the volume of a prism whose base is an equilateral triangle of sides 3cm. Height of the prism is 14cm.
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Answer:
63√3/2 cm³
Step-by-step explanation:
volume of prism = area of equilateral triangle * height of prism
we know that, area of equilateral triangle = (√3/4)a²
so, area of equilateral triangle = (√3/4) * 3 * 3
= 9√3/4 cm²
volume of prism = 9√3/4 * height of prism
= 9√3/4 * 14
= 63√3/2 cm³
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