SOLUTION: A child's block is in the shape of half a cylinder. (It has a picture and it's like and the arc thing, it looks like a semicirle to me tho). The block is 10cm wide, 5 cm high and 3

Question 955449: A child's block is in the shape of half a cylinder. (It has a picture and it's like and the arc thing, it looks like a semicirle to me tho). The block is 10cm wide, 5 cm high and 3.5 cm thick. Find the surface area. The answer is 35 + 42.5pi in. I don't get how to get to that answer. Thanks!
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
For 2 half circles(top+bottom)=
... =
For curved side(1/2 circumference*height)=
...=
...
For flat side =
...=
Total surface area= I don't know where the inches came from.
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