Finding the Circumference of a Circle Using the Diameter

Finding the Circumference of a Circle Using the Diameter

Assessment

Interactive Video

Mathematics

6th - 7th Grade

Hard

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The video tutorial explains how to calculate the circumference of a circle given its diameter. It begins by defining the diameter as a line passing through the center of the circle from one edge to the other. Using the formula for circumference, which is pi times the diameter, the tutorial demonstrates the calculation with pi approximated as 3.14 and a diameter of 15 centimeters. The result is a circumference of 47.1 centimeters. The video also clarifies that the circumference is the distance around the circle, akin to fencing it.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the result of the circumference calculation for the given diameter?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What does the circumference represent in relation to the circle?

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