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Scaling and similar figures
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4-point ladder

Scaling and similar figures, 4-point ladder

●●○4 points, difficulty 2 of 34 pt

Two steps, or one step plus a trap.

3 in a row to finish this ladder.

0/4 solved

KA-0042

about 75s

A photograph is enlarged so that each side becomes 3 times as long. How many times bigger is its area?