4 Slides • 5 Questions

Arc Lengths

Please use your guided notes to follow along.

2

Circumference Formula!

3

Multiple Choice

How would you set up the equation based on the following circle?

1

$l=\frac{107\cdot2\pi6}{360}$

2

$l\ =\frac{107\cdot c}{360}$

3

$l=\frac{107\cdot6}{360}$

4

$l\ =\ \frac{6\cdot2\pi107}{360}$

4

Multiple Choice

Find the length of the bolded arc to the nearest hundredth.

1

11.54

2

12.11

3

11.21

4

9.89

5

Line Segment EB is 15 cm, so please mark you papers with a 15 along the line.

You will need to find the measure of angle DEC before you can solve. Using what you know about half circles what can you conclude about the measure of this angle? Label it on your paper when you finish.

6

Multiple Choice

What is the measure of angle DEC?

1

292

2

90

3

112

4

180

7

Multiple Choice

What equation will you use to solve for the length of arc CD?

1

$l=\frac{68\cdot30\pi}{360}$

2

$l=\frac{112\cdot30\pi}{360}$

3

$l=\frac{112\cdot68\pi}{360}$

4

$l=\frac{112\cdot15\pi}{360}$

8

Multiple Choice

What is the length of arc CD to the nearest hundredth?

1

14.58

2

28.98

3

20.20

4

29.32

9

Once you have finished this quizzes please begin to finish the rest of the practice.

Arc Lengths

Please use your guided notes to follow along.

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