Quiz about Equation of a Circle, Arc Sector and Arc Length

Question 1

What is the area of the shaded region? Round to the nearest hundredth.

Accepted Answer

8.38

Answer

50.27

Answer

3015.93

Answer

4.19

Question 2

Find the area of the dark blue sector shown at the left.  The radius of the circle is 4 units and the length of the arc (the curved edge of the sector) measures 7.85 units.  Express answer to thenearest tenth of a square unit.

Accepted Answer

15.7 square units

Answer

0.3 square units

Answer

19.7 square units

Answer

50.3 square units

Question 3

The distance along an arc measured in linear units.

Accepted Answer

arc length

Answer

area of a sector

Answer

arc of a circle

Answer

sector of a circle

Question 4

What can you conclude from the picture?

Accepted Answer

M is tangent to circle C

Answer

M is parallel to circle C

Answer

M is skew to circle C

Answer

M bisects circle C

Question 5

is the formula for?

Accepted Answer

area of a sector

Answer

arc length

Answer

area of a segment

Answer

arc measure

Question 6

FIND THE SECTOR AREA OUTLINED IN BOLD

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 7

FIND THE SECTOR AREA OUTLINED IN BOLD

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 8

FIND THE SECTOR AREA OUTLINED IN BOLD

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 9

FIND THE SECTOR AREA OUTLINED IN BOLD

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 10

The arc length is 7cm

Accepted Answer

True

Answer

False

Question 11

what is the arc length

Accepted Answer

5.23

Answer

103

Answer

33.33

Answer

50

Question 12

When the dog is outside she is tied to a stake in the center of a circular area of radius 24 feet. The angle between her dog house and her favorite hydrant is 165 degrees.  What is the length of the arc from her dog house to the hydrant, following minor arc DG, to the nearest foot.

Accepted Answer

69

Answer

40

Answer

35

Answer

55

Question 13

What is the area of the shaded region? Round to the nearest hundredth.

Accepted Answer

113.10

Answer

1.26

Answer

452.39

Answer

40715.04

Question 14

An ____ is an unbroken part of a circle consisting of two points called the endpoints and all the points on the circle between them.

Accepted Answer

arc

Answer

adjacent

Answer

algorithm

Answer

area

Question 15

A ____ angle is an angle whose vertex is a the center of a circle.

Accepted Answer

central

Answer

supplementary

Answer

complimentary

Answer

obtuse

Question 16

A segment connecting two points on a circle that passes through the center.

Accepted Answer

diameter

Answer

radius

Answer

secant

Answer

tangent

Question 17

A line that touches a circle in just one point.

Accepted Answer

tangent

Answer

chord

Answer

secant

Answer

radius

Question 18

A line that passes through the circle.

Accepted Answer

secant

Answer

chord

Answer

radius

Answer

tangent

Question 19

What is the name for the distance around a circle?

Accepted Answer

Circumference

Answer

Diameter

Answer

Radius

Answer

Chord

Question 20

Name a radius.

Accepted Answer

AF

Answer

CD

Answer

HJ

Answer

DG

Question 21

Question 21.

Accepted Answer

Diameter is: DC

Answer

Diameter is: DE

Answer

Diameter is: BA

Answer

Diameter is: BC

Question 22

Question 22.

Accepted Answer

Name the circle: Circle B

Answer

Name the circle: Circle DE

Answer

Name the circle: Circle A

Answer

Name the circle: Circle DBC

Question 23

Half a circle or an arc that is 180 degrees

Accepted Answer

Semicircle

Answer

Major Arc

Answer

Minor arc

Answer

Circle

Question 24

Circles with exactly the same radius measures

Accepted Answer

Congruent Circles

Answer

Similar Circles

Answer

Concentric Circles

Answer

Semicircle

Equation of a Circle, Arc Sector and Arc Length

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