Quiz about Basic Geometry Circles

Question 1

Which of the following is a good definition for a circle?

Accepted Answer

All points equidistant from a single point

Answer

A round polygon

Answer

A continuous curve

Answer

Two semi-circles put together

Question 2

What is being represented in the image?

Accepted Answer

Radius

Answer

Diameter

Answer

Chord

Answer

Concentric Circles

Question 3

The radius is ____ the diameter

Accepted Answer

half

Answer

double

Answer

one third of

Answer

bigger than

Question 4

What is this?

Accepted Answer

Compass

Answer

Circle creator

Answer

Pencil swingy-thing

Answer

Arc maker

Question 5

What geometric construction is shown in the diagram below?

Accepted Answer

a perpendicular bisector of a segment

Answer

an angle bisector

Answer

a line parallel to a given line

Answer

an angle congruent to a given angle

Question 6

Based on the construction, which conclusion is not always true?

Accepted Answer

$$\overline{AB}=\overline{CD}$$

Answer

$$\overline{CB}=\overline{CA}$$

Answer

$$\overline{CD}\perp\ \overline{AB}$$

Answer

$$\overline{CB}=\overline{BD}$$

Question 7

Which shows a tangent line?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 8

Determine if Line AB is tangent to the circle

Accepted Answer

Yes

Answer

No

Question 9

A line that touches a circle in just one point.

Accepted Answer

tangent

Answer

chord

Answer

secant

Answer

radius

Question 10

Tangent lines are ______ to a radius

Accepted Answer

perpendicular

Answer

parallel

Answer

touching

Question 11

If a line is tangent to a circle, then it is _____ to the radius drawn at the point of tangency.

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Skew

Answer

Bisecting

Question 12

In a circle, if a radius or diameter is perpendicular to a chord, then it____ the chord and its arc.

Accepted Answer

bisects

Answer

equals

Answer

arcs

Answer

circles

Question 13

The point on a tangent that is on the circle.

Example: Point X

Accepted Answer

Point of Tangency

Answer

Radius

Answer

Secant

Answer

Tangent

Question 14

If a line is tangent to a circle, then it is ________ to the radius drawn to the point of tangency.

Accepted Answer

perpendicular

Answer

parallel

Answer

adjacent

Answer

supplementary

Question 15

Is line AB tangent to the circle?

Accepted Answer

YES

Answer

NO NO

Answer

Can't Tell
Can't Tell

Question 16

In the construction, A is the center of one circle, and B is the center of the other. Identify all segments that have the same length as segment AB

Accepted Answer

AC

Accepted Answer

AE

Accepted Answer

BD

Answer

CD

Answer

CE

Question 17

The short way around a circle that is less than 180^o.

Accepted Answer

Minor Arc

Answer

Major Arc

Answer

Semi-Circle

Answer

Central Angle

Question 18

Where in the intersection of the secants shown?

Accepted Answer

Outside the circle

Answer

Inside the circle

Answer

On the circle

Answer

The secants do not intersect.

Basic Geometry Circles

20 questions