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Mathematics 20 Online
betsy81:

ΔEFG ~ ΔLMN. Find the ratio of ΔEFG to ΔLMN.

Vocaloid:

is there a pic that goes with this question?

betsy81:

yes

1 attachment
Vocaloid:

hm, it's not showing up for me :?

betsy81:

1 attachment
betsy81:

can you see the image now

Ultrilliam:

Yep

Vocaloid:

ah, good if you compare each side of LMN to EFG, each side of EFG is the side of LMN multiplied by a certain number. any idea what it is?

betsy81:

is it 2:1

betsy81:

or 1:2

Vocaloid:

EFG is the bigger one so the ratio of sides is 2:1 however, the ratio of the areas is not 2:1. the ratio of the area = the ratio of the sides, squared, so the ratio of areas is 4:1

Vocaloid:

I believe the question is asking for the ratio of the areas so it would be 4:1

betsy81:

okay thanks I thought i needed the ratio for sides 4;2

Vocaloid:

if it's asking for sides it would be 2:1

Vocaloid:

however, it doesn't say "ratio of the sides" so I would be inclined to say 4:1

betsy81:

okay thank you very much

betsy81:

how do I give you medals

Ultrilliam:

You click the "best response" button

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