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1 April, 10:30

Every dimension of a triangular pyramid is multiplied by 10 to produce a new figure that is geometrically similar. What effect does this have on the surface area of the pyramid?

A.

The surface area of the pyramid is multiplied by 10.

B.

The surface area of the pyramid is multiplied by 50.

C.

The surface area of the pyramid is multiplied by 100.

D.

The surface area of the pyramid is multiplied by 1,000.

E.

The effect on the surface area cannot be determined.

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Answers (1)
  1. 1 April, 10:51
    0
    C

    Step-by-step explanation:

    Since the question is asking for surface area and the dimensions are multiplied by 10, the surface area is multiplied by 10^2, or 100. (For area it would be 10^3, or 1000)
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