# trigonometry

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Mathematics

## Description

1.

b. c. d.

Find the smallest negative angle coterminal with a.

____ 2.

____ 3.

b. c. d.

Find the smallest negative angle coterminal with –160°. Use degree measure.

1. –700°
2. –520°
3. –880°
4. –340°

Given a.

and is in Quadrant IV, find

____ 4.

The reference angle of 171° is

1. 71°
2. 81°
3. 19°

____ 5.

____ 6.

a. b. c. d.

Given a right triangle where side a = 12 and side b = 16, what does side c = ? Give the result properly rounded off.

1. 4
2. 11
3. 20
4. 28

Round off 18436 to two significant digits.

1. 18000
2. 18400
3. 20000
4. 18440

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Hi,Please find all answers highlighted in attached PDF. Please let me know, if you have any doubt.Thanks

Course Name: Precalculus: Trigonometry
Student: Kwinda Netshitangani

Course ID: MTHH044059
ID: J47865775

Submittal: 51

Progress Test 1
Progress Test 1 (Evaluation 51) covers the course materials that were assigned in Units 1 and 2. Although the progress
test is similar in style to the unit evaluations, the progress test is a closed-book test. You may not have access to
notes or any of the course materials while you are taking the test. You may also use your graphing calculator on
this test.
The Summary of Formulas and Trigonometric Tables from the Appendix is included for your use during the
test.
____ 1.

Find the smallest negative angle coterminal with

a.
b.
c.
d.

____ 2.

Find the smallest negative angle coterminal with –160°. Use degree measure.
a.
b.
c.
d.

____ 3.

–700°
–520°
–880°
–340°

Given

and

a.
b.
c.
d.

____ 4.

The reference angle of 171° is
a.
b.
c.
d.

71°
81°

19°

____ 5.

Given
minutes?
a.
b.
c.
d.

. The minute hand of a clock is 10 inches long. How far does the tip of the hand move in 15

15.7 inches
31.4 inches
6.4 inches
3.2 inches

____ 6.
a.
b.
c.
d.

____ 7.

Given a right triangle where side a = 12 and side b = 16, what does side c = ? Give the result properly
rounded off.
Here, information is missing in question, if angle C is 90 degress, then answer is c.20
a.
b.
c.
d.

____ 8.

Roun...

### Review

Anonymous
Really helpful material, saved me a great deal of time.

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