What is the lateral surface area of a solid 8 meters high
whose base is the figure at right? Dimensions are in meters.
(A)5522 m2
(B)820 m2
(C)870 m2
(D) 922.8 m2
The image is a square in the middle that is 12x15 meters, and two half cylinders next to it, one with a radius of 15 and another with a radius of 10.
Is it c?
1 answer
Hard to say, since you don't say how the semicircles tuck up against the rectangle. But the lateral area would be the height times the sum of the exposed perimeters on the base.
1 answer