Free Printable Unit 9: Circles Review

1.

Name the center

(LT 9.1.1)

a)

P

b)

N

c)

M

d)

J

2.

Name a radius

(LT 9.1.1)

a)

$\overline{PM}$

b)

$\overline{NL}$

c)

$JL$

d)

$\overline{KL}$

3.

Chord

a)

$\overline{JN}$

b)

$\overline{PM}$

c)

$\overline{KL}$

d)

$\overline{JL}$

4.

Name a diameter

(LT 9.1.1)

a)

$\overline{JN}$

b)

$\overline{PM}$

c)

$\overline{JL}$

d)

$\overline{NL}$

5.

Name a tangent

(LT 9.1.1)

a)

$\overline{JN}$

b)

$\overline{PM}$

c)

$\overline{NL}$

d)

$\overline{JK}$

6.

Name a Point of Tangency

(LT 9.1.1)

a)

P

b)

K

c)

M

d)

N

7.

Name a minor arc

(LT 9.1.1)

a)

arc LN

b)

arc NML

c)

arc KLM

d)

arc NM

8.

Name a Major Arc

(LT 9.1.1)

a)

arc NML

b)

arc NM

c)

arc KLM

d)

arc KNM

9.

Name a semicircle

(LT 9.1.1)

a)

arc NM

b)

arc NL

c)

arc KM

d)

arc KLM

10.

Name a central angle

(LT 9.1.1)

a)

$\angle NPM$

b)

$\angle NJK$

c)

$\angle KLM$

d)

$\angle NLM$

11.

Name an inscribed angle

(9.1.1)

a)

$\angle KLM$

b)

$\angle NPM$

c)

$\angle NJK$

d)

$\angle NJL$

12.

Find the circumference. Round your answer to 2 decimal places.

(LT 9.1.2)

(a)

13.

Find the radius of a circle with a circumference of 75.6 cm. Round answer to 2 decimal places.

(LT 9.1.2)

(a)

14.

Find the measure (in degrees) for arc AB.

(LT 9.1.3)

(a)

15.

Find the measure (in degrees) for arc CD.

(LT 9.1.3)

(a)

16.

Find the measure (in degrees) for arc AC

(LT 9.1.3)

(a)

17.

Find the measure of arc DE.

(LT 9.1.3)

(a)

18.

This circle has a radius of 10 cm. Fin the length of arc UXV.

(LT 9.1.4)

(a)

19.

This circle has a radius of 10 cm. Find the length of arc VW.

(9.1.4)

(a)

20.

If arc DC = 12x+7 and arc CD = 18x-23 find arc DAB.

(LT 9.2.1)

(a)

21.

Determine if $\overline{AB}$ is tangent to circle C.
(LT 9.2.2)

a)

Yes

b)

No

22.

What is the perimeter of this polygon?

(LT 9.2.3)

(a)

23.

Find x.

(LT 9.3.1)

(a)

24.

If $m\angle K=\left(8x-19\right)\degree$ and $m\angle M=\left(5x+43\right)\degree$ find $m\angle K$
(LT 9.3.2)

(a)

25.

Find $m\angle AED$
(LT 9.3.3)

(a)

26.

Find $m\angle QST$

(LT 9.3.3)

(a)

27.

Find the measure of arc PLM
(LT 9.3.3)

(a)

Unit 9: Circles Review

Total questions: 27

Worksheet time: 54mins

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