In this astronomy planet diameter worksheet, students determine the diameter (in kilometers) of the 8 planets and Pluto using ratios.
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Circles: Radius, Diameter and Circumference
Fascinating discussion regarding the origin of Pi accompanies a detailed explanation of how to find the circumference of a circle. Since this is the first installment in a series on circles, the concept of circumference is separated into...
11 mins 4th - 11th Math