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Question:

A triangle has dimensions of 9 cm, 4 cm, and 7 cm. The triangle is reduced by a scale factor of $1121_w9_h38.png$ . Which of the following represents the dimensions of the dilated triangle?

A 6.75 cm, 3 cm, 5.25 cm
Explaination

The dilated triangle has dimensions equal to $1121_w9_h38.png$ of the dimensions in the original triangle. Thus, the dimensions in the dilated triangle can be written as: $3462_w37_h38.png$ cm, or 6.75 cm; $1337_w37_h38.png$ cm, or 3 cm, and $5635_w37_h38.png$ cm, or 5.25 cm.