Given that sin 72◦ is approximately 0.951, write the cosine of complementary angle.
A. 7...
Mathematics, 28.03.2020 18:18, pr173418
Given that sin 72◦ is approximately 0.951, write the cosine of complementary angle.
A. 72◦ B. 90◦ C. 18◦ D. 17◦
Answers: 3
Mathematics, 21.06.2019 18:30, andrewblack033
In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2
Answers: 1
Mathematics, 21.06.2019 20:00, helplessstudent3
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