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Back to Complementary angle relationship (sin x = cos(90-x)) — Problem 3 · Task Set 7

Complementary Angle Relationship

Grade 10·21 problems·~30 min·Digital SAT Math·topic·sat-geotrig-rt-comp
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A

Fluency Practice

1.

If sin(x)=cos(x+10°)\\sin(x) = \\cos(x + 10\degree), find xx. Enter the value in degrees.