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3 votes
The two figures above are similar. The area of triangle ABC is 25 square cm, and the area of triangle DEF is 36 square cm. Given that triangle DEF is a dilation of triangle ABC, find the scale factor.

1 Answer

3 votes
bh/2 = 25
b'h'/2 = 36

\/(25/36) = 5/6 (escala)

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