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Triangle DEF is simliar to triangle QRS. If side QR is 1.5 times the length of side DE, and side RS has a length of 6, what is the length of side EF? Also, there is no picture for this question.

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reinhard10158

Answer:

4

Step-by-step explanation:

the scaling factor is 1.5 to go from DEF to QRS.

so,

EF × 1.5 = RS = 6

EF = 6 / 1.5 = 6/1 / 3/2 = 6×2 / 1×3 = 12/3 = 4

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