Unit 1 Math Test

Name

Which of the following points is in the unit circle?

(-√2 / 2 , -√2 / 2)
(√2 / 3 , -√2 / 3)
(1 / 2 , 1 / 2)
(1 / 2 , 1 / 2)

A point is in Quadrant-III and on the Unit Circle. If its x-coordinate is -4 / 5, what is the y-coordinate of the point?

⅕
½
-⅗
-⅘

Find the point on the Unit Circle associated with the rotation -9π/2

3.14×4°
3.14÷4°
(1 , 0)
(-1 , 0)

Divide $80 among three people so that the second will have twice as much as the first, and the third will have $5 less than the second.

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