Free Printable 🐚10th IV 6 unit circle

1.

Convert 150⁰ to radians

a)

5π/6

b)

3π/4

c)

7π/6

d)

2π/3

2.

sin 7π/6

a)

1/2

b)

-1/2

c)

√3/2

d)

-√3/2

3.

tan (-π)

a)

undefined

b)

0

c)

1

d)

-1

4.

*

a)

csc x

b)

sec x

c)

cot x

d)

tan x

5.

sin π/4

a)

√2∕2

b)

1/2

c)

√3/2

d)

0

6.

cos 5π/6

a)

-1/2

b)

1/2

c)

√3/2

d)

-√3/2

7.

What is the value of sine at 150

a)

0

b)

1/2

c)

1

d)

√3 / 2

8.

What is half a circle in radians?

a)

π/4

b)

π

c)

2π

d)

π/2

9.

What is the exact coordinates of 3π/4 on the unit circle?

a)

(−√2∕2, √2∕2)

b)

(−√2∕2, −√2∕2)

c)

(−√3∕2, −√2∕2)

d)

(√2∕2, −√2∕2)

10.

cos (π/4)

a)

√3/2

b)

√2/2

c)

1/2

d)

1

11.

What are the coordinates of 60° on the unit circle?

a)

(0, 1)

b)

(1/2, √3/2)

c)

(√3/2, 1/2)

d)

(√2/2, 1/2)

12.

sinθ is positive in

a)

the 1st and 2nd quadrants

b)

the 1st and 3rd quadrants

c)

the 1st and 4th quadrants

d)

the 2nd and 3rd quadrants

13.

What is cos 90°?

a)

½

b)

undefined

c)

1

d)

0

14.

What is tan 45°?

a)

1

b)

^√2/₂

c)

^√3/₂

d)

½

15.

cos 4π/3

a)

-√3/2

b)

√3/2

c)

1/2

d)

-1/2

16.

$\cos x$ is positive in

a)

the 1st and 2nd quadrants

b)

the 1st and 3rd quadrants

c)

the 2nd and 3rd quadrants

d)

the 1st and 4th quadrants

17.

Exact value of $\sin45\degree$

a)

$\frac{1}{2}$

b)

$\frac{\sqrt{2}}{2}$

c)

$\frac{\sqrt{3}}{2}$

d)

$\sqrt{3}$

18.

Exact value of $\cos540\degree$

a)

$\frac{1}{2}$

b)

$\frac{\sqrt{2}}{2}$

c)

$\frac{\sqrt{3}}{2}$

d)

-1

19.

Exact value of $\cos\left(-300\degree\right)$

a)

$\frac{1}{2}$

b)

$\frac{\sqrt{2}}{2}$

c)

$\frac{\sqrt{3}}{2}$

d)

$-\frac{\sqrt{3}}{2}$

20.

What is the reference angle for 125°?

a)

235°

b)

125°

c)

75°

d)

55°

21.

What is the reference angle for -310⁰?

a)

50⁰

b)

-50⁰

c)

20⁰

d)

40⁰

22.

If θ is an angle in Quadrant IV, which trig ratios will be positive

a)

sin θ

b)

cos θ

c)

tan θ

d)

cos θ and tan θ

23.

Using reference angles find the cot 120^o.

a)

-√3/3

b)

√3/3

c)

2

d)

-2

24.

What is cos 60°?

a)

½

b)

^√3/₂

c)

^√2/₂

d)

1

25.

What is sin 30°?

a)

^√3/₂

b)

1

c)

½

d)

^√2/₂

26.

How many degrees is ^π/₄ radians?

a)

30°

b)

45°

c)

60°

d)

90°

27.

What is the value of sine at 210?

a)

1/2

b)

-1/2

c)

√3 / 2

d)

-√3 / 2

🐚10th IV 6 unit circle

Total questions: 27

Worksheet time: 40mins

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