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What is the answer to this???
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What is the answer to this???

What is the answer to this???-example-1
User Xman Classical
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1 Answer

5 votes

Answer:

18

Explanation:

First, we have to find out the scale factor of the triangles. So, we go from 20 to 30 by:


20s=30\\s=3/2\\s=1.5

1.5 is the scale factor. We're looking for x. We go from 12 to x by:


12*1.5=x\\18=x

User Dharma Saputra
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