If triangle CDE is dilated by a scale factor of 15 with a center of dilation at vertex E, what is the area of triangle C'D'E'?

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28 February, 22:56

If triangle CDE is dilated by a scale factor of 15 with a center of dilation at vertex E, what is the area of triangle C'D'E'?

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Addison Kirby · Answer 1

We are given that the second figure is a dilation of the first one by 15. Thus, the ratio of their corresponding sides is equal to

C'D'E:CDE = 15:1

For the areas,

A of C'D'E': A of CDE = 225:1

Thus, if we have the area of CDE, we just have to multiply that with 225 to have the area of C'D'E'.

If triangle CDE is dilated by a scale factor of 15 with a center of dilation at vertex E, what is the area of triangle C'D'E'?My Answer:

If triangle CDE is dilated by a scale factor of 15 with a center of dilation at vertex E, what is the area of triangle C'D'E'?

My Answer: