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OpenStudy (anonymous):
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OpenStudy (anonymous):
4. A pyramid has a height of 5 in. and a surface area of 90 in2. Find the surface area of a similar pyramid with a height of 10 in. Round to the nearest tenth, if necessary. (1 point) A. 360 in.2 B. 180 in.2 C. 22.5 in.2 D. 3.6 in.2
OpenStudy (triciaal):
set up as a ratio height to area let the area of the similar pyramid = x 5/90 = 10/x solve for x B
OpenStudy (anonymous):
b
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