Mathematics, 06.03.2020 23:27 idcbrooo
A right cone has radius 9cm and slant height 12cm. The radius and slant height are both multiplied by 2/3. Which of the following correctly describes the effect on the surface area?
The surface area is multiplied by 4/9.
The surface area is multiplied by 2/9.
The surface area is multiplied by 4/3.
The surface area is multiplied by 2/3.
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