Mathematics, 11.10.2020 23:01 jcutler2751
A triangle has exactly three sides. Prove the conditional by proving the contrapositive. If a polygon has more than three sides, then it is not a triangle. Contrapositive: If , then . Since , the contrapositive is , the original statement must be .
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Which addition property is being illustrated below? (type commutative or associative) (6 + 7) + 1 = 6 + (7 + 1)
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The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?
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Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b
Answers: 1
A triangle has exactly three sides. Prove the conditional by proving the contrapositive. If a polygo...
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