High School Math : Understanding Radians and Conversions

Study concepts, example questions & explanations for High School Math

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Example Questions

Example Question #61 : Trigonometry

If angle  equals , what is the equivalent angle in radians (to the nearest hundredth)?

Possible Answers:

Correct answer:

Explanation:

To convert between radians and degrees, it is important to remember that: 

With this relationship in mind, we can convert from degrees to radians with the following formula:


 

Example Question #62 : Trigonometry

If equals , what is the equivalent angle in radians (to the nearest hundredth)? 

Possible Answers:

Correct answer:

Explanation:

To convert between radians and degrees, it is important to remember that: 

With this relationship in mind, we can convert from degrees to radians with the following formula:

Example Question #63 : Trigonometry

If is , what is the equivalent angle in radians (to the nearest hundredth)? 

Possible Answers:

Correct answer:

Explanation:

To convert between radians and degrees, it is important to remember that:

With this relationship in mind, we can convert from degrees to radians with the following formula:


 

Example Question #64 : Trigonometry

If an angle is , what is the equivalent angle in radians (to the nearest hundredth)? 

Possible Answers:

Correct answer:

Explanation:

To convert between radians and degrees, it is important to remember that: 

With this relationship in mind, we can convert from degrees to radians with the following formula:

Example Question #65 : Trigonometry

What angle below is equivalent to ?

Possible Answers:

Correct answer:

Explanation:

To convert between radians and degrees, it is important to remember that: 

With this relationship in mind, we can convert from degrees to radians with the following formula:


 

Example Question #31 : Understanding Radians And Conversions

If an angle is 2.43 radians, what is the equivalent angle in degrees? 

Possible Answers:

Correct answer:

Explanation:

To answer this question, it is important to remember the relationship:

From here, we can set up the following formula: 

Multiplying across, we see that the units of radians cancel out and we are left with units in degrees. 

Example Question #32 : Understanding Radians And Conversions

If an angle equals 5.75 radians, what is the equivalent angle in degrees? 

Possible Answers:

Correct answer:

Explanation:

To answer this question, it is important to remember the relationship:

From here, we can set up the following formula: 

Multiplying across, we see that the units of radians cancel out and we are left with units in degrees. 

Example Question #33 : Understanding Radians And Conversions

If an angle equals 15.71 radians, what is the equivalent angle in degrees?

Possible Answers:

Correct answer:

Explanation:

To answer this question, it is important to remember the relationship:

From here, we can set up the following formula: 

Multiplying across, we see that the units of radians cancel out and we are left with units in degrees. 

Example Question #34 : Understanding Radians And Conversions

If an angle equals 6.4 radians, what is the equivalent angle in degrees? 

Possible Answers:

Correct answer:

Explanation:

To answer this question, it is important to remember the relationship:

From here, we can set up the following formula: 

Multiplying across, we see that the units of radians cancel out and we are left with units in degrees. 

Example Question #35 : Understanding Radians And Conversions

If an angle is 3.55 radians, what is the equivalent angle in degrees? 

Possible Answers:

Correct answer:

Explanation:

To answer this question, it is important to remember the relationship:

From here, we can set up the following formula: 

Multiplying across, we see that the units of radians cancel out and we are left with units in degrees. 

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