Quiz about Tangents and Secants of a Circle

Question 1

Find the value of x

Accepted Answer

15

Answer

10

Answer

12

Answer

19

Question 2

Find the value of x

Accepted Answer

14

Answer

12

Answer

19

Answer

17

Question 3

Which best describes segment AB?

Accepted Answer

diameter

Answer

chord

Answer

secant

Answer

tangent

Question 4

The radius of a circle is

Accepted Answer

The measurement from the center of a circle to an edge of the circle.

Answer

The measurement around the circle

Answer

The measurement from and edge of the circle to another edge through the center

Answer

A line perpendicular to the diameter of the circle

Question 5

Name the tangent line.

Accepted Answer

s

Answer

WR

Answer

VT

Answer

QR

Question 6

Name the secant(s).

Accepted Answer

line VT

Answer

segment WR

Answer

s

Answer

segment WR and line VT

Question 7

Name the chord(s).

Accepted Answer

VT and WR

Answer

VT

Answer

WR

Answer

s

Question 8

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

Accepted Answer

right

Answer

acute

Answer

obtuse

Answer

straight

Question 9

What is the value of x?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 10

Point O is the center of each circle. Assume the lines that appear to be tangent are tangent. What is the value of the variable?

Accepted Answer

66

Answer

26

Answer

57

Answer

114

Question 11

Using the tangent lines, find the value of x.

Accepted Answer

120

Answer

60

Answer

30

Answer

300

Question 12

What is the value of x?

Accepted Answer

20

Answer

22

Answer

25

Answer

15

Question 13

Solve for d.

Accepted Answer

9

Answer

8

Answer

10

Answer

12

Question 14

Find the measure of angle ABD.

Accepted Answer

51

Answer

14

Answer

37

Answer

65

Question 15

What is the measure of angle 2?

Accepted Answer

40

Answer

80

Answer

45

Answer

125

Question 16

What is the center & the radius in the equation (x-4)²+ (y-3)²= 64

Accepted Answer

(4,3) r=8

Answer

(-4,-3) r=8

Answer

(8,6) r=32

Answer

(-8,-6) r=32

Question 17

What can you conclude?

Accepted Answer

AB=AC

Answer

AB and AC are not congruent.

Answer

AB= half of AC

Answer

AC = half of AB

Question 18

Assume that all the lines that appear tangent are tangent. Find the perimeter

Accepted Answer

54

Answer

36

Answer

48

Answer

42

Question 19

Find x

Accepted Answer

10

Answer

5

Answer

18

Answer

9

Question 20

Lines AO and BO are tangent. What is the measure of BO?

Accepted Answer

10

Answer

20

Answer

15

Answer

5

Question 21

Find the measure of angle ABD.

Accepted Answer

51

Answer

14

Answer

37

Answer

65

Question 22

Solve for x.

Accepted Answer

33

Answer

29

Answer

41.5

Answer

50

Question 23

What is the measure of angle 1?

Accepted Answer

60

Answer

120

Answer

40

Answer

30

Question 24

Find x

Accepted Answer

22

Answer

11

Answer

44

Answer

88

Question 25

Are Rays BD and BE tangents or secants?

Accepted Answer

Secants

Answer

Tangents

Answer

Both

Answer

Neither

Question 26

Write the equation of a circle with center (7, 0) with radius 3.

Accepted Answer

(x - 7)² + y² = 9

Answer

x² + (y -7)² = 9

Answer

(x - 7)² + y² = 3

Answer

x² + (y -7)² = 3

Question 27

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 28

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 29

In the equation (x+2)²+(y+3)²=49, the center of the circle is at....

Accepted Answer

(-2, -3)

Answer

(2, 3)

Answer

(3, 2)

Answer

(-3, -2)

Question 30

In the equation (x-4)²+(x-3)²=25, the radius is

Accepted Answer

5

Answer

4

Answer

3

Answer

25

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