9y5t5nwspm 9y5t5nwspm
  • 16-08-2020
  • Mathematics
contestada

If the sin 30° is 1 over 2, then the cos ____° = _____.

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MathPhys
MathPhys MathPhys
  • 16-08-2020

Step-by-step explanation:

The sine of an angle is the same as the cosine of its complement.

If sin 30° = ½, then cos 60° = ½.

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Аноним Аноним
  • 16-08-2020

Answer:

Below.

Step-by-step explanation:

(sine) [tex]sin=30=1/2[/tex]

[tex]=cos [90-30][/tex]

Which means cos=60

Same as:

(cosine) [tex]cos=60=1/2[/tex] or [tex]Sin30=Cos 60=1/2[/tex]

Hence, the answer is...

cos 60° = ½....

By:✨ RobloxYt ✨

Answer Link

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