Geometryeasy · Past Paper
If two angles of a triangle are 50 and 70 degrees, what is the third angle?
A50 degrees
B60 degrees
C70 degrees
D80 degrees
✓ Correct Answer: B — 60 degrees
The sum is 180. So, 180 - (50 + 70) = 180 - 120 = 60 degrees.
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