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3 years ago

14

You have a cone with a radius of 4ft and a height of 10ft . Find the area of the triangle formed by a perpendicular cross-sectio

n through the cone's center

1 answer:

leva [86]3 years ago

7 0

Area of a triangle = (b·h)/2
the base would be the diameter of the circle, so 4+4=8 ft, the height is 10 ft.
A= (4×10)/2
A=20 ft²

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