How to find the arc length of a circle using the formula

How to find the arc length of a circle using the formula

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

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The video tutorial explains the arc length formula, s = rθ, and provides tips for memorizing it. It discusses the variables involved, such as the radius and angle, and demonstrates converting degrees to radians. The tutorial walks through calculating the arc length and emphasizes the importance of practical application by approximating the result without using π.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it important to express the angle in radians when calculating arc length?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the approximate value of the arc length calculated in the text?

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