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MAVERICK [17]
3 years ago
12

I don’t know how to do this

Mathematics
1 answer:
Jet001 [13]3 years ago
6 0

Use proportions because we know that the triangles are similar.

\frac{20}{28}=\frac{5}{x}

Cross multiply.

20x=28×5

x=7

answer: 7

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