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Free ACT Practice Question

Question 1 of 1
ID: ACT-M-158
Section: Math
Topics: Geometry; Geometry
Difficulty level: Challenging

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Above is the base of a solid which is $5$ centimeters in height. The base consists of an equilateral triangle and three semicircles, one on each side of the triangle. Each side of the triangle is $40$ centimeters. What is the volume in cubic centimeters of the solid?

A$2{,}400\pi + 400\sqrt{3}$

B$3{,}000\pi + 2{,}000\sqrt{3}$

C$12{,}000\pi + 2{,}000\sqrt{3}$

D$14{,}400\pi$