coolaidd
Solve: sin^2 x = cos^2 x for 0 degrees < x<360 degrees



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coolaidd
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Nodata
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45°, 135°, 225° and 315°

Nodata
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Just imagine the unit circle.

coolaidd
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so would 45°, 135°, 225° and 315° be the answer?

coolaidd
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@Nodata

micahwood50
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Square root both sides.
You should get sin x = cos x

micahwood50
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"so would 45°, 135°, 225° and 315° be the answer?"
Yes.

micahwood50
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It's only when sin x and cos x share the same value.

hashsam1
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hope this helps :)
Sin^2x + Cos^2x = 1 ( what i used)