7 - 8 = -1
the rate of change is -1
Hope this is right,
Batgirl12
The answer is C. a 4.5 feet, b. 30 feet
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➷ 12 : 40
==> 3 : 10
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Option C:
A triangle that does not have the same dimension as one of the sides of pyramid.
Because....
There is a rectangular Pyramid, which is sliced perpendicular to its base and through its vertex.
