Question 315547: What is the perimeter of a triangle which is similar, but twice as large as another triangle which has sides 3, 4, and 5?
Answer by CharlesG2(834)   (Show Source):
You can put this solution on YOUR website! What is the perimeter of a triangle which is similar, but twice as large as another triangle which has sides 3, 4, and 5?
similar triangles should have similar angles
similar triangles should also have proportional sides
so if you double the size of a triangle the sides should double as well
so the sides should be 6, 8, and 10
so the perimeter went from 3+4+5=12 to 6+8+10=24
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