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Mathematics 14 Online
OpenStudy (anonymous):

Help? I am completely confused.

OpenStudy (anonymous):

with what?

OpenStudy (anonymous):

ABC has vertices A(0, 0), B (0, 4), C(3, 0). Where do the three altitudes of the triangle intersect?

OpenStudy (anonymous):

>.< I keep getting (0,0) But I feel like it's wrong >_>

OpenStudy (solomonzelman):

you want to go with a simplea pproach?

OpenStudy (fibonaccichick666):

can you draw it?

OpenStudy (anonymous):

that's for helping me with my question

OpenStudy (anonymous):

OpenStudy (solomonzelman):

https://www.desmos.com/calculator/5shu8wdpi8

OpenStudy (anonymous):

:D I already graphed it

OpenStudy (fibonaccichick666):

that works, so if you have graphed it, does 0,0 look reasonable firs, then we can check numerically, but it's nice to see

OpenStudy (fibonaccichick666):

next, can you describe what an altitude is in your own words?

OpenStudy (solomonzelman):

I'll make something on desmos.. desmos drawing.. but I might not be in time.

OpenStudy (anonymous):

here the graph

OpenStudy (anonymous):

is that good?^

OpenStudy (anonymous):

yes it is

OpenStudy (solomonzelman):

https://www.desmos.com/calculator/ihtaayvsm8 lol you beat me:)

OpenStudy (fibonaccichick666):

so, can you describe waht an altitude is please @OmiLala ?

OpenStudy (solomonzelman):

this is what you want though... |dw:1417643019117:dw|

OpenStudy (solomonzelman):

So you would want to find the midpoint of each side. Then, find the line from the corner to the midpoint of the opposite (to the corner) side. all 3 lines (1 from each corner) should intersect at 1 point.

OpenStudy (solomonzelman):

I am not sure about this though.

OpenStudy (solomonzelman):

it says the attitudes, so you need not the midpoints, but the lines that forms 2 90 degree angles that supplementary to each other.

OpenStudy (fibonaccichick666):

can you wait for her/him to provide a description of an altitude please?

OpenStudy (anonymous):

Oh sorry

OpenStudy (solomonzelman):

|dw:1417643202951:dw|

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