Sharp EL-9600 User Manual page 94

5. 0, 3.1416
6. .5236, 2.618
BLACKLINE MASTER 6.1
7. 19.4°
8. 90°
BLACKLINE MASTER 6.2
ACTIVITY 1
1.0472, 3.1416, -1.0472
ACTIVITY 2
2.3562, 2.618, -.7854, .5236
BLACKLINE MASTER 6.3
ACTIVITY 1
1. 30°, 150°
2. -120°, -60°
3. 60°, 120°
4. .5236, 1.5708, 2.6180
5. .7854
ACTIVITY 2
1. -45°, 135°
2. 0°
3. -2.0944, 2.0944,
4. 1.5708, 2.6180, 3.6652, 4.7124
5. 0
7 APPLICATIONS WITH RIGHT TRIANGLES
ADDITIONAL PROBLEMS
1. 5.945
2. 37.859
3. 36.87°
4. 3.849
5. No, one possible explanation is that sin > 1 which
is not possible
6. 216.306
BLACKLINE MASTER 7.1
5. 30°
7. 5.196
BLACKLINE MASTER 7.2
5. 28.258°
7. 18.165
BLACKLINE MASTER 7.3
1. 22.993°, 29.458
2. 12.369, 14.036°
3. 100 feet
4. 41.987°
90 Answer Key/TRIGONOMETRY USING THE SHARP EL-9600
8 LAW OF SINES AND LAW OF COSINES
ADDITIONAL PROBLEMS
1. 1447.761
2. 766.986
3. 502.341
4. 1521.317
BLACKLINE MASTER 8.1
7. 11.1898
BLACKLINE MASTER 8.2
7. 9.9649
BLACKLINE MASTER 8.3
1. 13.854°
2. 200 yards
3. 59.395°
9 AREA OF A TRIANGLE
ADDITIONAL PROBLEMS
1. 30.311
2. 1.5
3. 190.84
4. 12
5. no intersection, sin > 1 impossible
BLACKLINE MASTER 9.1
8. 10.06
BLACKLINE MASTER 9.3
1. 475
2. 11.809, 41°
3. 2311.085, 63°
BLACKLINE MASTER 9.4
4. 181
5. 8521.68 < $9000
6. 48.5
10 AREA OF A CIRCULAR SECTOR
ADDITIONAL PROBLEMS
1. 42.412
2. 6.981
3. 2.611 radians or 149.606°
BLACKLINE MASTER 10.1
5. 11.3097
7. 11.3097
BLACKLINE MASTER 10.3
1. 23.562
2. 8.661
3. 39.27
2
4. r /3
5. 6.362