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Question #10: Given triangle A is the pre image and B is the image, state the scale factor of the dilation from A to B. * 4 B 10 18 А 7.2 15

User Thilak Rao
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1 Answer

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To find the acale factor we need to solve the following equation:


\begin{gathered} 18k=7.2 \\ k=(7.2)/(18) \\ k=0.4 \end{gathered}

This comes from the fact that the biggest sides of both triangles have to be realted.

Therefore the dilation factor is 0.4.

User Whg
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