29.06.2026 - Emath

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Last updated 10:28 AM on 6/29/26

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4 Terms

1

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General formula?

(x/360) x $\pi$ x 2r

2

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Circumference?

= 2r $\pi$

3

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Half-circumference?

= ½ x $\pi$ x d

= ½ x 2 x $\pi$ x r

= ½ x r x $\pi$

4

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Quarter circumference?

= ¼ x d x $\pi$

= ¼ x 2 x r x $\pi$

= ½ x r x $\pi$