Answer to Question #148739 in Math for solid mensuration

Question

_8. A right circular cylinder with an altitude of 40 cm and base diameter of 30cm has a right circular cone at its top with the same base. If the cone is 60cm high, determine its lateral area in cm2.

a) 706.86
b) 2,827.43
c) 2,914.45
d) 3,345.76

_9. The lateral area of a right circular cone is to be determined, which equation fits the requirement?

a) 1/3πr^2h
b) πrl
c) 2πrh
d) 1/2πrh

(with solution pls)

Answer 1

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