Free Printable Trigonometry Enrich

1.

Angles in standard position having the same terminal sides.

a)

Coterminal Angles

b)

Reference angles

c)

Angle Location

d)

Angle in Standard Position

2.

Who among the following mathematician is considered as the founder of trigonometry?

a)

Menelaus

b)

Hipparchus

c)

Rene Descartes

d)

Euclid

3.

The unit circle has a radius of .

a)

-1

b)

0

c)

1

d)

2

4.

The two perpendicular lines divide into four regions.

a)

quadrant

b)

perpendicular line

c)

x and y axis

5.

This is a figure formed by the rotation of a ray about its endpoint from initial position to a terminal position.

a)

Coterminal

b)

Angle

c)

Standard position

6.

Angles that are in standard position are said to be if their terminal side coincides with a coordinate axis

a)

Angle in standard position

b)

Quadrantal

c)

angle

d)

Angle Location

7.

Convert 260 degrees into radian.

a)

$1.44\pi$

b)

$1.45\pi$

c)

$-1.44\pi$

d)

$-1.45\pi$

8.

$convert\ 390\degree\ into\ radian.$

a)

2.67

b)

2.16

c)

2.17

d)

2.176

9.

$Convert\ \frac{2\pi}{4}into\ \deg rees.$

a)

$-90\degree$

b)

$45\degree$

c)

$90\degree$

d)

$-45\degree$

10.

$Convert\ 3\pi\ \ to\ \deg rees.$

a)

$540\degree$

b)

$\frac{3\degree}{180}$

c)

$1080\degree$

d)

$9.42\degree$

11.

What is the positive and negative coterminal angle of 230

a)

$590\degree\ and\ 140\degree$

b)

$560\degree\ and\ -130\degree$

c)

$590\degree\ and\ 130\degree$

d)

$590\degree\ and\ -130\degree$

12.

What is the positive coterminal of 360 degrees?

a)

$780\degree$

b)

$-720\degree$

c)

$720\degree$

d)

$0\degree$

13.

Find the radian measure if the length of arc is 20 cm and the radius is 10.

a)

1/2

b)

200

c)

2

d)

-2

14.

If the measure of Arc length is 27 and the radius is 15, what is the measure of radian?

a)

27/15

b)

9/5

c)

5/9

d)

15/27

15.

Find the length of arc subtended by a central angle of 2 radians in circle of radius of 10.

a)

2/10

b)

1/5

c)

20

d)

5

16.

what is the value of arc length if the radius of circle is 4 cm and the radian measure is equal to 10 rad?

a)

40

b)

4/10

c)

2 4/5

d)

2/5

17.

Counterclockwise means

a)

Negative Measure

b)

Terminal sides

c)

Initial Sides

d)

Positive Measure

18.

Which of the given angles is quadrantal?

a)

$300\degree$

b)

$60\degree$

c)

$-90\degree$

d)

$260\degree$

19.

Which of the given angles in standard position is not a third quadrant?

a)

$560\degree$

b)

$200\degree$

c)

$-120\degree$

d)

$290\degree$

20.

An angle in standard position that measures -1000.

a)

1st quadrant

b)

2nd quadrant

c)

3rd quadrant

d)

4th quadrant

Trigonometry Enrich

Total questions: 20

Worksheet time: 21mins

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