Cemantha

If the triangles are similar, which ratio shows the relationship of the area of the larger triangle to the area of the smaller triangle?
Two triangles share a vertex. The left triangle has height measuring 24 and base measuring 15. The right triangle has height measuring 8 and base measuring 5.
5:8
6:1
4:1
9:1

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Cemantha

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estudier

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Well, what do you think the 5 matches up with in the bigger triangle?

Cemantha

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15

estudier

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Ratio of 15 to 5?

Cemantha

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1 to 3

estudier

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And area varies in the square, do you know what I mean by this?

Cemantha

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no i dont can you please explain.

estudier

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OK, if you don't know that, do you know the formula for triangle area?

Cemantha

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yes its 1/2bh

estudier

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OK, that is another way to do it, just do that for each triangle and compare the results for your answer.

Cemantha

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ok . thank you

estudier

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ur welcome.

Cemantha

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so it would be 9:1

estudier

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Yup (3^2)

Cemantha

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thank you soo much for the help.

estudier

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Sure, np.