Find Trig Values Using the Unit Circle

Using the Unit Circle, find the exact value of this trig function.

• 1

• 0

• -1

• undefined

• The correct answer is not listed

• csc x
• sec x
• cot x
• tan x

sinθ is positive in

• the 1st and 2nd quadrants

• the 1st and 3rd quadrants

• the 1st and 4th quadrants

• the 2nd and 3rd quadrants

sin π =

• 0

• 1

• -1 

• undefined

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What is the cotangent value of the angle 3π/4 on the unit circle?

• -1

• 0

• 1

• √2

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