When given the radius and angle, learn how to find the arc length

When given the radius and angle, learn how to find the arc length

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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Quizizz Content

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The video tutorial explains how to find the arc length of a circle segment. It starts by introducing the problem and emphasizes the importance of using radians. The teacher demonstrates converting degrees to radians using a conversion ratio and then calculates the arc length by multiplying the radius with the angle in radians. The tutorial concludes with tips on ensuring correct units and using radians for calculations.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the first step to convert degrees to radians?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the conversion ratio used to convert degrees to radians?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you find the arc length using the angle in radians?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the approximate arc length when the radius is 7 centimeters and the angle is 30 degrees?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it important to know the unit of measure when calculating arc length?

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