Converting Radians to Degrees

The video tutorial explains how to convert radians to degrees by flipping the ratio of degrees to radians. It provides examples, such as converting pi fourths and 2 pi ninths to degrees, and demonstrates the process step-by-step. The tutorial concludes with a recap of the conversion formula and applies it to convert 4 pi fifths to degrees.

What is the first step in converting radians to degrees?

• Subtract pi from the radians

• Multiply by pi

• Flip the ratio of degrees to radians

• Add 180 to the radians

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How do you convert pi/4 radians to degrees?

• Add 45

• Multiply by 180/pi

• Subtract 45

• Multiply by pi/180

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CCSS.HSF.TF.A.1

What is the degree equivalent of pi/4 radians?

• 90 degrees

• 45 degrees

• 60 degrees

• 30 degrees

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CCSS.HSF.TF.A.1

What is the result of converting 2pi/9 radians to degrees?

• 40 degrees

• 20 degrees

• 60 degrees

• 80 degrees

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CCSS.HSF.TF.A.1

In the conversion of 2pi/9 radians, what happens to the pi terms?

• They are added

• They are subtracted

• They cancel out

• They are multiplied

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CCSS.HSF.TF.A.1

How do you simplify the conversion of 4pi/5 radians to degrees?

• Add 36

• Divide 180 by 5

• Multiply by 5

• Divide 180 by 4

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CCSS.HSF.TF.A.1

What is the degree measure of 4pi/5 radians?

• 72 degrees

• 144 degrees

• 180 degrees

• 108 degrees

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CCSS.HSF.TF.A.1