find the angle if the angle are vertically opposite and complemantry
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Adjacent and vertically opposite angles
1. Adjacent Angles - Adjacent angles are two angles that have common arm and common vertex. Vertical Angles - Two lines intersect each other and form angles. The opposite angles are called vertically opposite angles.
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Angles a° and c° are also vertically opposite angles, so must be equal, which means they are 140° each. Answer: a = 140°, b = 40° and c = 140°. Note: They are also called Vertical Angles, which is just another way of saying the same thing.
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