Circumference and Arc Length

Question 1

Consider a regular hexagon inscribed in circle C with radius r. Regular hexagons have six congruent sides and six congruent angles. In the figure, angle CAB measures 60°.

Revolt · Accepted Answer

What is the length of segment AB?: r; What is the perimeter of the hexagon?: 6r; The perimeter of the hexagon is the circumference of the circle.: slightly less than; The circumference of the circle is .: slightly greater than 6r

Question 2

1/2r✔ r60

Revolt · Accepted Answer

✔ r

Question 3

r✔ 6r180

Revolt · Accepted Answer

✔ 6r

Question 4

slightly greater than✔ slightly less thanequal to

Revolt · Accepted Answer

✔ slightly less than

Question 5

✔ slightly greater than 6rslightly less than 6requal to 6r

Revolt · Accepted Answer

✔ slightly greater than 6r

Circumference and Arc Length Answers

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