Sinα=−45 , 3π2 < α < 2π and cos β=−513 , π2 < β< π
sin(2α)=
cos(2β)=...
Mathematics, 12.02.2021 20:10, daisyramirez2057
Sinα=−45 , 3π2 < α < 2π and cos β=−513 , π2 < β< π
sin(2α)=
cos(2β)=
Answers: 1
Mathematics, 21.06.2019 16:30, trentonmccary2096
Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer
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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
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