circumference

circumference
At the end of the lesson, you review radius and diameter of a circle. You can also calculate its circumference.
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circumference
At the end of the lesson, you review radius and diameter of a circle. You can also calculate its circumference.

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What do you still know about circle?

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The front wheel of Abdel's bike has a radius of 33cm. 
a. Calculate the circumference of the wheel in cm. Round to the nearest integer.
b. Abdel cycles to school with a speed of 18km per hour.  It takes him 10 min. How many rotations did the wheel make?

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Homework time
Do questions 33, 35, 36, 37, 39 on page 72 and 73.

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