Quiz about Circles, Sector Area, Tangents, Chords, Secants

Question 1

How many degrees are in a cirlce?

Accepted Answer

360

Answer

90

Answer

180

Answer

270

Question 2

What best describes segment AB?

Accepted Answer

chord

Answer

secant

Answer

tangent

Answer

diameter

Question 3

A tangent is a line that _______.

Accepted Answer

intersects the circle at one point

Answer

passes through the center of the circle

Answer

intersects the circle at two points

Answer

follows the circumference 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

QS is a tangent to circle P.  Find QS.

Accepted Answer

12

Answer

144

Answer

14

Answer

13

Question 6

is the formula for?

Accepted Answer

area of a sector

Answer

arc length

Answer

area of a segment

Answer

arc measure

Question 7

FIND THE ARC LENGTH OF THE BOLDED ARC

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 8

is the formula for?

Accepted Answer

arc length

Answer

area of a sector

Answer

area of a segment

Answer

arc measure

Question 9

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

Accepted Answer

28.54

Answer

78.53

Answer

314.16

Answer

58.54

Question 10

A tangent line intersecting with a radius always creates a ____________ angle

Accepted Answer

right

Answer

acute

Answer

obtuse

Answer

straight

Question 11

Is line AB tangent to the circle?

Accepted Answer

YES

Answer

NO NO

Answer

Can't Tell
Can't Tell

Question 12

What is the value of x?

Accepted Answer

20

Answer

22

Answer

25

Answer

15

Question 13

Find x. Assume that segments that appear tangent are tangent.

Accepted Answer

6

Answer

10

Answer

7

Answer

17

Question 14

In a circle (or congruent circles), congruent central angles:

Accepted Answer

have congruent arcs

Answer

are 60 degrees

Answer

have congruent points

Answer

spell out the word "dracula"

Question 15

In a circle (or congruent circles), chords that are the same distance from the center:

Accepted Answer

are congruent to each other

Answer

are similar

Answer

have the same name

Answer

are walking dead

Question 16

In a circle, if a diameter is is perpendicular to a chord, then:

Accepted Answer

it bisects BOTH the chord and its arc

Answer

it bisects the chord

Answer

it bisects the corresponding arc

Answer

none of these answers are correct

Question 17

What is the value of x?

Accepted Answer

11

Answer

10

Answer

12

Answer

13

Question 18

Solve for x.

Accepted Answer

11.5

Answer

3.6

Answer

9.2

Answer

14.3

Question 19

Always, Sometimes, or Never: A chord is __?__ a diameter.

Accepted Answer

Sometimes

Answer

Always

Answer

Never

Question 20

Always, Sometimes, or Never: A radius is __?__ a chord.

Accepted Answer

Never

Answer

Always

Answer

Sometimes

Question 21

Always, Sometimes, or Never: A chord is __?__ a tangent segment.

Accepted Answer

Never

Answer

Always

Answer

Sometimes

Question 22

Always, Sometimes, or Never: Two diameters in the same circle __?__ intersect at the center of the circle.

Accepted Answer

Always

Answer

Sometimes

Answer

Never

Question 23

If you are given a radius and asked to find the diameter what do you do?

Accepted Answer

Multiply the radius by 2

Answer

Divide the radius by 2

Answer

Square the radius

Answer

Take the square root of the radius

Question 24

What part of the circle is present?

Accepted Answer

Tangent

Answer

Secant

Answer

Chord

Answer

Diameter

Question 25

What part of the circle is present?

Accepted Answer

chord

Answer

diameter

Answer

radius

Answer

secant

Question 26

Can a secant be a tangent?

Accepted Answer

No secant intersects twice and tangent intersects once

Answer

yes they are both the same line

Answer

yes they are both parts of a circle

Answer

No they both have nothing to do with circles

Question 27

Find the measure of angle ABD.

Accepted Answer

51

Answer

14

Answer

37

Answer

65

Question 28

Solve for x.

Accepted Answer

33

Answer

29

Answer

41.5

Answer

50

Question 29

What is the measure of angle 2?

Accepted Answer

40

Answer

80

Answer

45

Answer

125

Question 30

Segments with endpoints on a circle are called _____.

Accepted Answer

chords

Answer

arcs

Answer

radii

Answer

polygons

Question 31

Name a secant.

Accepted Answer

BD

Answer

DG

Answer

HF

Answer

AF

Question 32

What is the measure of arc KL?

Accepted Answer

108

Answer

106

Answer

110

Answer

112

Question 33

In the equation (x-3)²+(y-2)²=16, the center of the circle is...

Accepted Answer

(3,2)

Answer

(-3, -2)

Answer

(-2, -3)

Answer

(2, 3)

Question 34

In the equation (x+2)²+(y-3)²=4, the radius of the circle is...

Accepted Answer

2

Answer

4

Answer

3

Answer

16

Question 35

Write the standard equation of the circle with the given center and radius; center (0,0) and radius: 3

Accepted Answer

x2+y2=9

Answer

x2+y2=3

Answer

x2+y2=6

Question 36

Which graph corresponds to
(x)²+ (y-6)²=9

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 37

What is the equation of the circle?

Accepted Answer

(x+1)² + (y +1)² = 9

Answer

(x+1)² + (y +1)² = 3

Answer

(x+1)² + (y -1)² = 3

Answer

(x-1)² + (y -1)² = 9

Question 38

What is the standard equation of a circle?

Accepted Answer

(x-h)² + (y-k)² = r²

Answer

(x-k)² + (y-h)² = r²

Answer

(x+h)² + (y+k)² = r²

Answer

(k-x)² + (h-y)² = r²

Question 39

What does (h,k) standard for in the standard circle equation?

Accepted Answer

(h,k) is the center of the circle

Answer

(h,k) is a point on the circle.

Answer

(h,k) is a point that we guess and find

Answer

(h,k) is the distance of the circle

Question 40

A circle has a center at (2, 3). A point on the circle is at (5, 7). What is the radius of this circle?

Accepted Answer

r = 5

Answer

r = 25

Answer

can't tell

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