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Mathematics 7 Online
OpenStudy (anonymous):

One angle of a parallelogram 30 degrees. What are the measure of the other three angles? 30, 90, 90. 30,150,150. 60, 60, 150. Cannot be determined.

OpenStudy (anonymous):

@undeadknight26 and @agent0smith

OpenStudy (anonymous):

Are you gonna answer, or what?

undeadknight26 (undeadknight26):

I honestly don't know sorry...i thought the sides had to equal 180...or was it 360...i dunno i forgot all about this stuff sorry...

OpenStudy (agent0smith):

One angle will equal 30, opposite angles are equal. That leaves two angles that are the same, and add up to: 360-60 so 300

OpenStudy (anonymous):

It's fine. Agent do you know.

OpenStudy (anonymous):

So A?

OpenStudy (anonymous):

@agent0smith A?

OpenStudy (agent0smith):

That leaves two angles that are the same, and add up to 300. Find them. At least attempt to.

OpenStudy (anonymous):

Can you just say yes or no?

OpenStudy (agent0smith):

It's not A. 2x = 300 find x, that's your angle

OpenStudy (anonymous):

150, C?

OpenStudy (anonymous):

I mean B

OpenStudy (anonymous):

@agent0smith

OpenStudy (agent0smith):

I gave a medal for a reason :P

OpenStudy (anonymous):

So it was C?

OpenStudy (agent0smith):

30,150,150.

OpenStudy (anonymous):

Shoot I mean B

undeadknight26 (undeadknight26):

so it was 360...refreshed my memory...

OpenStudy (phi):

one way to remember a parallelogram's angles add up to 360, is remember that a square has 4 right angles and that is 360º

OpenStudy (anonymous):

Okay thanks Phi

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