# Pre-Algebra

A right triangle has an area of 21 m2. The dimensions of the triangle are increased by a scale factor of 4. What is the area of the new triangle?
A. 42 m2
B. 84 m2
C. 168 m2
D. 336 m2
How would I solve this?

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1. I have managed to figure it out, if anyone wants the answer, it is '336m^2'

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2. the area increases by the square of the scale factor

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3. Thank you BruteForce you where helpful!!!!

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5. How did you get this answer, ms.sue

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6. BECAUSE

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7. pp

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