Exam 37: Trigonometric Functions
Exam 1: Addition of Whole Numbers10 Questions
Exam 2: Subtraction of Whole Numbers10 Questions
Exam 3: Multiplication of Whole Numbers10 Questions
Exam 4: Division of Whole Numbers10 Questions
Exam 5: Combined Operations With Whole Numbers10 Questions
Exam 6: Addition of Common Fractions10 Questions
Exam 7: Subtraction of Common Fractions10 Questions
Exam 8: Multiplication of Common Fractions10 Questions
Exam 9: Division of Common Fractions10 Questions
Exam 10: Combined Operations With Common Fractions10 Questions
Exam 11: Addition of Decimal Fractions10 Questions
Exam 12: Subtraction of Decimal Fractions10 Questions
Exam 13: Multiplication of Decimal Fractions10 Questions
Exam 14: Division of Decimal Fractions10 Questions
Exam 15: Decimal and Common Fraction Equivalents10 Questions
Exam 16: Combined Operations With Decimal Fractions10 Questions
Exam 17: Ratio10 Questions
Exam 18: Proportion10 Questions
Exam 19: Percent and Percentage10 Questions
Exam 20: Discounts10 Questions
Exam 21: Equivalent Chapters of Temperature Measure10 Questions
Exam 22: Angular Measure10 Questions
Exam 23: Chapters of Length Measure10 Questions
Exam 24: Equivalent Chapters of Length Measure10 Questions
Exam 25: Length Measure10 Questions
Exam 26: Area Measure10 Questions
Exam 27: Equivalent Chapters of Area Measure10 Questions
Exam 28: Rectangular Volumes10 Questions
Exam 29: Cylindrical Volumes10 Questions
Exam 30: Ohms Law and Electrical Relationships10 Questions
Exam 31: Gas Laws and Temperature of Mixtures10 Questions
Exam 32: Heat Load Calculations10 Questions
Exam 33: Air Flow Calculations10 Questions
Exam 34: Stretchouts of Square and Rectangular Ducts10 Questions
Exam 35: Stretchouts of Circular Ducts10 Questions
Exam 36: Lengths of Arcs of Circles10 Questions
Exam 37: Trigonometric Functions10 Questions
Exam 38: Graphs and Graphing10 Questions
Exam 39: Blueprint Reading10 Questions
Exam 40: Estimates and Bills10 Questions
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Use the following illustration to answer questions .
Given a right triangle with sides a and b and hypotenuse c , if a = 4 and c = 7,
-Given a right triangle with sides a and b and hypotenuse c opposite angles A, B, and C, if -A = 36° , and b = 15.9 cm, what is the length of side a to the nearer hundredth centimeter if needed?

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Correct Answer:
11.55 cm
Use the following illustration to answer questions .
Given a right triangle with sides a and b and hypotenuse c , if a = 4 and c = 7,
-Given a right triangle with sides a and b and hypotenuse c opposite angles A, B, and C, if -A = 71° , and c = 30 cm, what is the length of side b to the nearer hundredth centimeter if needed?

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(Short Answer)
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Correct Answer:
9.77 cm
The three relationships expressing the sides of a right triangle are sine, cosine, and tangent.
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(True/False)
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Correct Answer:
True
Use the following illustration to answer questions .
Given a right triangle with sides a and b and hypotenuse c , if a = 4 and c = 7,
-Given a right triangle with sides a and b and hypotenuse c opposite angles A, B, and C, if -A = 71° , and c = 30 cm, what is the length of side a to the nearer hundredth centimeter if needed?

(Short Answer)
4.9/5
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Use the following illustration to answer questions .
Given a right triangle with sides a and b and hypotenuse c , if a = 4 and c = 7,
-An oil burner nozzle is labeled 65° . This is the angle from straight ahead to the direction that the oil is sprayed. A piece of paper is placed 11 inches from the nozzle. How far away from the straight-ahead mark does the oil strike the paper? Round the answer to the nearer hundredth inch.

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In a right triangle, the sine of an angle is equal to the adjacent side divided by the hypotenuse.
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Use the following illustration to answer questions .
Given a right triangle with sides a and b and hypotenuse c , if a = 4 and c = 7,
-Given a right triangle with sides a and b and hypotenuse c , if b = 9 and c = 15, how many degrees are there in angle A to the nearer whole degree?

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Use the following illustration to answer questions .
Given a right triangle with sides a and b and hypotenuse c , if a = 4 and c = 7,
-how many degrees are there in angle A to the nearer whole degree?

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Use the following illustration to answer questions .
Given a right triangle with sides a and b and hypotenuse c , if a = 4 and c = 7,
-Given a right triangle with sides a and b and hypotenuse c , if a = 17 cm and b = 9 cm, how many degrees are there in angle A to the nearer whole degree?

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Use the following illustration to answer questions .
Given a right triangle with sides a and b and hypotenuse c , if a = 4 and c = 7,
-A flue pipe joins the opening of an oil burner to the opening of a chimney. The chimney is 16 feet away from the oil burner. The opening on the chimney is 4 feet higher than the opening on the burner. Find to the nearer hundredth foot the length of the flue pipe between the chimney and the burner.

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