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OpenStudy (anonymous):
Can someone explain this for me?
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OpenStudy (anonymous):
OpenStudy (anonymous):
diagram<
OpenStudy (anonymous):
Yeah, sure. You are really just going to use two facts. The first is that the angles in a triangle add up to 180. The second is that two angles that form a straight line will add up to 180.
OpenStudy (anonymous):
|dw:1339549577592:dw| Angle B = 2x Angle A = x+15 Angle BCD = 4x-30
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