heyheuhru

The ramp shown below is used to move crates of fruit to loading docks of different heights. When the horizontal distance AB is 12 meters, the height of the loading dock, BC, is 4 meters. What is the height of the loading dock DE?

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heyheuhru

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here is the ramp

heyheuhru

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i c u

AriPotta

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heyheuhru

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so 12 /6.7?

AriPotta

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no? what are you doing? lol. you should be cross multiplying

heyheuhru

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i cros divided? idk i don't even know how to cross multiply

heyheuhru

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I was in england visitng my grandma who has cancer and she um..died I was gone for like 2 and a half weeks from school

heyheuhru

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so math is like really backed up

AriPotta

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oh my. i'm sorry

AriPotta

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you multiply in a cross kinda way. so 12(x) = 27(4)

heyheuhru

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yeah but it's okayyy I just miss her anywaY i'm so confused

heyheuhru

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then what do you do with the answers?

heyheuhru

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so 108 and 12*x ??

AriPotta

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12x = 108, then divide by 12 to get x = ?

heyheuhru

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9!

heyheuhru

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so x= 9?

AriPotta

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yup

heyheuhru

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gosh i feel simple

AriPotta

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don't worry, i'm here to help (though i should be doing my own work). are you understanding things better?

heyheuhru

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absolutely!