Mathematics: If the sin 30° = one half, then which statement is true? cos 150° = 0, because the cosine and sine are supplements cos 60° = one half, because the cosine and sine are complements cos 150° = 1, because the cosine and sine are supplements cos 60° = 0, because the cosine and sine are complements

If the sin 30° = one half, then which statement

Ответ:

dennismathews01

11.10.2019

Mathematics

answer:

step-by-step explanation:

$sin 30=\frac{1}{2}\\</p><p>sin (90-60)=\frac{1}{2}\\</p><p>or cos 60=\frac{1}{2}$

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Ответ:

tporter00

27.11.2020

Mathematics

Since 45 = 45
then the two other sides are equal
(15)^2 = (side)^2 + (side)^2
225 = 2 (side)^2 divide 2 to both sides
112.5 = (side)^2 square root
side = 10.6
this is my answer

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If the sin 30° = one half, then which statement is true? cos 150° = 0, because the cosine and sine are supplements cos 60° = one half, because the cosine and sine are complements cos 150° = 1, because the cosine and sine are supplements cos 60° = 0, because the cosine and sine are complements

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