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Consider this equation.

If (0) is an angle in quadrant I, what is the value of sin (0)?

Consider this equation. If (0) is an angle in quadrant I, what is the value of sin-example-1

1 Answer

5 votes

Answer:

Explanation:

sin is also positive in Q I

and

sin^2 + cos^2 = 1 ( a trig identity you should know)

sin^2 + ( sqrt(11)/5)^2 = 1

sin^2 = 14/25

sin = + sqrt (14) / 5

User Deshanna
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