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Mathematics 7 Online

OpenStudy (anonymous):

Find the measure of angle A GEO Triangles

13 years ago

OpenStudy (anonymous):

|dw:1381193154410:dw|

13 years ago

OpenStudy (anonymous):

3x+12 +5x+5 +75=180 8x +17 + 75 = 180 8x + 9= 180 8x = 171 x= DAMN IT

13 years ago

OpenStudy (anonymous):

@Directrix

13 years ago

OpenStudy (anonymous):

oh I see whut I did wrong LOL

13 years ago

OpenStudy (anonymous):

8x + 17 + 75 = 180 8x + 92 = 180 8x = 88 x=11

13 years ago

OpenStudy (fanduekisses):

You got it! ;)

13 years ago

OpenStudy (anonymous):

Wow I screwed that up LOL

13 years ago

Directrix (directrix):

@ColourThesis x may be 11 but the problem asks for the measure of angle A. I don't know which angle that is but it appears that you have a little more work to do.

13 years ago

OpenStudy (fanduekisses):

PLUG IN THE 11

13 years ago

OpenStudy (fanduekisses):

and solve

13 years ago

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