How to find the length of an arc

Practice Questions

ISEE Upper Level Mathematics Achievement › How to find the length of an arc

Questions

5

1

A giant clock has a minute hand six feet long. How far, in inches, did the tip move between noon and 1:20 PM?

2

Intercepted

In the above diagram, radius .

Give the length of $\overarc {AB}$ .

3

A giant clock has a minute hand three feet long. How far, in inches, did the tip move between noon and 12:20 PM?

4

Inscribed

In the above figure, express in terms of .

5

While visiting a history museum, you see a radar display which consists of a circular screen with a highlighted wedge with an angle of $65^{\circ}$ . If the screen has a radius of 4 inches, what is the length of the arc of the highlighted wedge?

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