What is an exterior angle theorem?
A. The exterior /_ formed by extending the side of a ∆ equals the sum of its non-adjacent /_s.
B. The measure of the angle of a triangle equals 180 degrees.
C. The exterior /_ formed by extending the of a ∆ equals the measure of its adjacent /_.
D. The exterior /_ formed by extending the of a ∆ plus its adjacent /_ equals 180 degrees.
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Answer:
C. Po ang sagot
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