Tech Math 2

Unit 1 Answers

Objective 1

1) negative  

2) Negative  

3) Positive

4)

5)

6)

7)

8) Q III   9) QIV   10) QI

Objective 2

1) 49 degrees, -1.15  

2) 76.6 degrees, .9728  

3) 18.82 degrees, -.9465

4) 43.47 degrees, -1.0559  

5) 81.08 degrees, -6. 45  

6) 17 degrees, .292

7) 119 degrees and 299 degrees  

8) 40 degrees and 140 degrees

9) 158 degrees and 202 degrees  

10) 247 degrees and 293 degrees

Objective 3

1) 54 degrees  

2) 150 degrees  

3) 84 degrees  

4) 240 degrees

5) .9477  

6) 1.815  

7) 2.944  

8) 1.5027

9) .866  

10) .9397  

11) 1.39  

12) -.25

13) 3.18 and 6.24  

14) 1.08 and 4.22  

15) .26 and 2.88

16) 1.03 and 5.25

Objective 4

1) 11.8  

2) 3.22 radians or 183 degrees  

3) 21.2 meters squared

4) 3.57 radians or 204.5 degrees  

5) 24.9 m/s  

6) 4 ft/min

7) .6 rad/sec or 34.4 degrees/s  

8) 16,336 in/min or 1361 ft/min

 

Unit 1 Outline