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Mathematics 15 Online
zarkam21 (zarkam21):

PLease somebody

zarkam21 (zarkam21):

OpenStudy (agent0smith):

You have a right triangle (rhombus diagonals are perp.) So add up all three angles and set them equal to...? (what is the sum of angles in a triangle)

OpenStudy (agent0smith):

The angles of the triangle are 90 (see above as to why), 2x+9 and 5x-3.

zarkam21 (zarkam21):

174/7

OpenStudy (agent0smith):

No, and show work.

zarkam21 (zarkam21):

solve for x right

OpenStudy (agent0smith):

Yes

zarkam21 (zarkam21):

Okay well you subtract 2x from both sides first

OpenStudy (agent0smith):

No, first write out the whole equation. I don't even know what you're working on.

zarkam21 (zarkam21):

2x+9+5x-3=180

OpenStudy (agent0smith):

"The angles of the triangle are 90 (see above as to why), 2x+9 and 5x-3."

zarkam21 (zarkam21):

Doesnt it add up to 180

OpenStudy (agent0smith):

"The angles of the triangle are 90, 2x+9 and 5x-3." Add them up. Do not forget any. Set equal to 180.

zarkam21 (zarkam21):

So just do the equation as is 2x+9+5x-3=180

OpenStudy (agent0smith):

2x+9 and 5x-3 are only TWO of the angles in the triangle.

zarkam21 (zarkam21):

Exactly

zarkam21 (zarkam21):

Do we need more angles

zarkam21 (zarkam21):

Ugh so friggin confused

OpenStudy (agent0smith):

"The angles of the triangle are 90, 2x+9 and 5x-3."

zarkam21 (zarkam21):

Ohh so incorporate 90

zarkam21 (zarkam21):

?

OpenStudy (agent0smith):

lol, yes.

zarkam21 (zarkam21):

12

zarkam21 (zarkam21):

?>>??

OpenStudy (agent0smith):

Yes. Did you use mathway for that? ;P

zarkam21 (zarkam21):

Lol No okay,,, :P

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