Question 1

Use the Cofunction Theorem to fill in the blank so that the expression becomes a true statement.   _____

Accepted Answer

The answer of Use the Cofunction Theorem to fill in...

Question 2

Which of the following tables has been completed correctly using exact values? ​

Accepted Answer

A)    
B) ​   
C)    
D)    
E)    
A)    
B) ​   
C)    
D)    
E)

Question 3

Use a calculator to find the following. Round your answer to four places past the decimal point. sec 30°48' ​

Accepted Answer

A) 1.2872 
B) 1.1642 
C) 1.0972 
D) -0.9662 
E) 1.3182 
A) 1.2872 
B) 1.1642 
C) 1.0972 
D) -0.9662 
E) 1.3182

Question 4

Refer to right triangle ABC with   .   If    inches and    inches, find B . ​ 
Apply the rules regarding the use of significant digits when determining your answer.   __________

Accepted Answer

The answer of Refer to right triangle ABC with ...

Question 5

Find θ  if θ  is between 0° and 90°. Round your answer to the nearest tenth of a degree. sin  θ ​ = 0.6438 ​

Accepted Answer

A) θ = 42.2° 
B) θ  = 41.4° 
C) θ  = 40.1° 
D) θ  = 40.0° 
E) θ  = 41.6° 
A) θ = 42.2° 
B) θ  = 41.4° 
C) θ  = 40.1° 
D) θ  = 40.0° 
E) θ  = 41.6°

Question 6

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled. An equilateral triangle (one with all sides the same length)has an altitude of 4.7 inches. Find the length of the sides. Round to the nearest tenth of inches.
​

Accepted Answer

A) 6.9 in. 
B) 6.4 in. 
C) 9.9 in. 
D) 3.7 in. 
E) 5.4 in. 
A) 6.9 in. 
B) 6.4 in. 
C) 9.9 in. 
D) 3.7 in. 
E) 5.4 in.

Question 7

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled. A 72.1-foot rope from the top of a circus tent pole is anchored to the ground 43.7 feet from the bottom of the pole. What angle does the rope make with the pole? Round to the nearest tenth of degree. (Assume the pole is perpendicular to the ground.)  ​

Accepted Answer

A) 37.3° 
B) 39.3 ° 
C) 42.3 ° 
D) 42.7 ° 
E) 34.4 ° 
A) 37.3° 
B) 39.3 ° 
C) 42.3 ° 
D) 42.7 ° 
E) 34.4 °

Question 8

Subtract. (83°36')- (72°66') ​

Accepted Answer

A) 10°30' 
B) 31°10' 
C) 10°31' 
D) 11°31' 
E) 30°10' 
A) 10°30' 
B) 31°10' 
C) 10°31' 
D) 11°31' 
E) 30°10'

Question 9

From a point on the floor the angle of elevation to the top of a door is 47°, while the angle of elevation to the ceiling above the door is 62°. If the ceiling is 10 feet above the floor, what is the vertical dimension of the door (see the figure). Round your answer to the nearest tenth of a feet.     ​

Accepted Answer

A) 3.7 ft 
B) 6.7 ft 
C) 5.7 ft 
D) 7.2 ft 
E) 4.4 ft 
A) 3.7 ft 
B) 6.7 ft 
C) 5.7 ft 
D) 7.2 ft 
E) 4.4 ft

Question 10

Which of the following tables has been completed correctly using exact values? ​

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 11

A plane travels 125 miles on a bearing of    and then changes its course to    and travels another 140 miles. Find the total distance traveled north and the total distance traveled east. ​

Accepted Answer

A) plane travels 209 miles to the north and 154 miles to the east 
B) plane travels 209 miles to the north and 132 miles to the east 
C) plane travels 225 miles to the north and 154 miles to the east 
D) plane travels 204 miles to the north and 140 miles to the east 
E) plane travels 225 miles to the north and 132 miles to the east 
A) plane travels 209 miles to the north and 154 miles to the east 
B) plane travels 209 miles to the north and 132 miles to the east 
C) plane travels 225 miles to the north and 154 miles to the east 
D) plane travels 204 miles to the north and 140 miles to the east 
E) plane travels 225 miles to the north and 132 miles to the east

Question 12

A ship travels 185 kilometers on a bearing of   . Apply the rules regarding the use of significant digits when determining your answers. How far east has it traveled? __________ km How far south has it traveled? __________ km

Accepted Answer

The answer of A ship travels 185 kilometers on a...

Question 13

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled.​ If a 73.0-foot flagpole casts a shadow 49.0 feet long, what is the angle of elevation of the sun (to the nearest tenth of a degree)? ​

Accepted Answer

A) 61.1° 
B) 61.6 ° 
C) 58.1 ° 
D) 52.5 ° 
E) 56.1 ° 
A) 61.1° 
B) 61.6 ° 
C) 58.1 ° 
D) 52.5 ° 
E) 56.1 °

Question 14

Work the following problem on your calculator. Do not write down or round off any intermediate answers.   ​

Accepted Answer

A) 1 
B) 0.3 
C) 0.6 
D) 3 
E) 0.4 
A) 1 
B) 0.3 
C) 0.6 
D) 3 
E) 0.4

Question 15

Refer to right triangle ABC with   . Solve for all the missing parts using the given information.    ft,     ft 
Apply the rules regarding the use of significant digits when determining your answer.   __________   ​   __________   ​   __________ ft

Accepted Answer

The answer of Refer to right triangle ABC with ...

Question 16

Draw a vector representing the velocity. 10 ft/min   ​

Accepted Answer

A) ​   
B) ​   
C) ​   
D) ​   
E) ​   
A) ​   
B) ​   
C) ​   
D) ​   
E) ​

Question 17

Find tan A in the right triangle below   .   ​

Accepted Answer

A)    
B) ​   
C) ​   
D) ​   
E) ​   
A)    
B) ​   
C) ​   
D) ​   
E) ​

Question 18

Mark pulls Allison and Mattie in a wagon by exerting a force of 20 pounds on the handle at an angle of    with the horizontal. How much work is done by Mark in pulling the wagon 330 feet? Apply the rules regarding the use of significant digits when determining your answer.   __________

Accepted Answer

The answer of Mark pulls Allison and Mattie in a...

Question 19

The horizontal and vertical components of the velocity of an arrow shot into the air are 17.0 feet per second and 25.0 feet per second, respectively. Find the velocity of the arrow. ​

Accepted Answer

A) 43.5 ft/sec 
B) 32.9 ft/sec 
C) 38.6 ft/sec 
D) 34.8 ft/sec 
E) 30.2 ft/sec 
A) 43.5 ft/sec 
B) 32.9 ft/sec 
C) 38.6 ft/sec 
D) 34.8 ft/sec 
E) 30.2 ft/sec

Question 20

Refer to right triangle ABC with   .   ​ If    and    yd, find a . Apply the rules regarding the use of significant digits when determining your answer.   __________  yd

Accepted Answer

The answer of Refer to right triangle ABC with ...

Use the Cofunction Theorem to fill in the blank so that the expression becomes a true statement. _____

Which of the following tables has been completed correctly using exact values?

Use a calculator to find the following. Round your answer to four places past the decimal point. sec 30°48'

Refer to right triangle ABC with . If inches and inches, find B . Apply the rules regarding the use of significant digits when determining your answer. __________

Find θ if θ is between 0° and 90°. Round your answer to the nearest tenth of a degree. sin θ = 0.6438

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled. An equilateral triangle (one with all sides the same length)has an altitude of 4.7 inches. Find the length of the sides. Round to the nearest tenth of inches.

Subtract. (83°36')- (72°66')

From a point on the floor the angle of elevation to the top of a door is 47°, while the angle of elevation to the ceiling above the door is 62°. If the ceiling is 10 feet above the floor, what is the vertical dimension of the door (see the figure). Round your answer to the nearest tenth of a feet.

Which of the following tables has been completed correctly using exact values?

A plane travels 125 miles on a bearing of and then changes its course to and travels another 140 miles. Find the total distance traveled north and the total distance traveled east.

A ship travels 185 kilometers on a bearing of . Apply the rules regarding the use of significant digits when determining your answers. How far east has it traveled? km How far south has it traveled? km

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled. If a 73.0-foot flagpole casts a shadow 49.0 feet long, what is the angle of elevation of the sun (to the nearest tenth of a degree)?

Work the following problem on your calculator. Do not write down or round off any intermediate answers.

Refer to right triangle ABC with . Solve for all the missing parts using the given information. ft, ft Apply the rules regarding the use of significant digits when determining your answer. __ ft

Draw a vector representing the velocity. 10 ft/min

Find tan A in the right triangle below .

Mark pulls Allison and Mattie in a wagon by exerting a force of 20 pounds on the handle at an angle of with the horizontal. How much work is done by Mark in pulling the wagon 330 feet? Apply the rules regarding the use of significant digits when determining your answer. __________

The horizontal and vertical components of the velocity of an arrow shot into the air are 17.0 feet per second and 25.0 feet per second, respectively. Find the velocity of the arrow.

Refer to right triangle ABC with . If and yd, find a . Apply the rules regarding the use of significant digits when determining your answer. __________ yd

The Six Trigonometric Functions

Radian Measure

Graphing and Inverse Functions

Identities and Formulas

Equations

Triangles

Complex Numbers and Polar Coordinates

Filters

Exam 2: Right Triangle Trigonometry

Use the Cofunction Theorem to fill in the blank so that the expression becomes a true statement. _____

Which of the following tables has been completed correctly using exact values? ​

Use a calculator to find the following. Round your answer to four places past the decimal point. sec 30°48' ​

Refer to right triangle ABC with . If inches and inches, find B . ​ Apply the rules regarding the use of significant digits when determining your answer. __________

Find θ if θ is between 0° and 90°. Round your answer to the nearest tenth of a degree. sin θ ​ = 0.6438 ​

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled. An equilateral triangle (one with all sides the same length)has an altitude of 4.7 inches. Find the length of the sides. Round to the nearest tenth of inches. ​

Subtract. (83°36')- (72°66') ​

Which of the following tables has been completed correctly using exact values? ​

A plane travels 125 miles on a bearing of and then changes its course to and travels another 140 miles. Find the total distance traveled north and the total distance traveled east. ​

A ship travels 185 kilometers on a bearing of . Apply the rules regarding the use of significant digits when determining your answers. How far east has it traveled? __________ km How far south has it traveled? __________ km

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled.​ If a 73.0-foot flagpole casts a shadow 49.0 feet long, what is the angle of elevation of the sun (to the nearest tenth of a degree)? ​

Work the following problem on your calculator. Do not write down or round off any intermediate answers. ​

Refer to right triangle ABC with . Solve for all the missing parts using the given information. ft, ft Apply the rules regarding the use of significant digits when determining your answer. __________ ​ __________ ​ __________ ft

Draw a vector representing the velocity. 10 ft/min ​

Find tan A in the right triangle below . ​

Mark pulls Allison and Mattie in a wagon by exerting a force of 20 pounds on the handle at an angle of with the horizontal. How much work is done by Mark in pulling the wagon 330 feet? Apply the rules regarding the use of significant digits when determining your answer. __________

The horizontal and vertical components of the velocity of an arrow shot into the air are 17.0 feet per second and 25.0 feet per second, respectively. Find the velocity of the arrow. ​

Refer to right triangle ABC with . ​ If and yd, find a . Apply the rules regarding the use of significant digits when determining your answer. __________ yd

The Six Trigonometric Functions

Radian Measure

Graphing and Inverse Functions

Identities and Formulas

Equations

Triangles

Complex Numbers and Polar Coordinates

Filters

Which of the following tables has been completed correctly using exact values?

Use a calculator to find the following. Round your answer to four places past the decimal point. sec 30°48'

Refer to right triangle ABC with . If inches and inches, find B . Apply the rules regarding the use of significant digits when determining your answer. __________

Find θ if θ is between 0° and 90°. Round your answer to the nearest tenth of a degree. sin θ = 0.6438

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled. An equilateral triangle (one with all sides the same length)has an altitude of 4.7 inches. Find the length of the sides. Round to the nearest tenth of inches.

Subtract. (83°36')- (72°66')

Which of the following tables has been completed correctly using exact values?

A plane travels 125 miles on a bearing of and then changes its course to and travels another 140 miles. Find the total distance traveled north and the total distance traveled east.

A ship travels 185 kilometers on a bearing of . Apply the rules regarding the use of significant digits when determining your answers. How far east has it traveled? km How far south has it traveled? km

Solve the problem. Be sure to make a diagram of the situation with all the given information labeled. If a 73.0-foot flagpole casts a shadow 49.0 feet long, what is the angle of elevation of the sun (to the nearest tenth of a degree)?

Work the following problem on your calculator. Do not write down or round off any intermediate answers.

Refer to right triangle ABC with . Solve for all the missing parts using the given information. ft, ft Apply the rules regarding the use of significant digits when determining your answer. __ ft

Draw a vector representing the velocity. 10 ft/min

Find tan A in the right triangle below .

The horizontal and vertical components of the velocity of an arrow shot into the air are 17.0 feet per second and 25.0 feet per second, respectively. Find the velocity of the arrow.

Refer to right triangle ABC with . If and yd, find a . Apply the rules regarding the use of significant digits when determining your answer. __________ yd