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OpenStudy (brucebaner):
help me with triangle
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OpenStudy (brucebaner):
OpenStudy (anonymous):
The total of all degrees in a triangle is ALWAYS 180.
OpenStudy (anonymous):
So we need to find the middle one by adding up the two angles we have, then subtracting that by 180.
OpenStudy (anonymous):
71 + 63 = ?
OpenStudy (anonymous):
= 134.
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OpenStudy (anonymous):
180 - 134 = ?
OpenStudy (anonymous):
46.
OpenStudy (anonymous):
So the angle of the missing degree is 46 degrees.
OpenStudy (anonymous):
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