which type of dilation are the given scale factor scale factor negative 5/4 3/8 -1.2 0.5 expansion or contraction ​

It's expansion.

Step-by-step explanation:

Scale factor of k results in expansion if:

and the contraction if:

Given values:

the volume is the product of the area of the base, 3x(3x+4), and the height, 3x-1

step-by-step explanation:

∠cbe and ∠deb are same-side interior angles.

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