Circles: Interactive Learning Quizzes for 1st Grade Math

Question 1

What shape has no corners or sides and is round?

Accepted Answer

Circle

Answer

Square with rounded corners

Answer

Shape with three straight sides

Answer

Shape with four equal sides

Question 2

What shape does the center of a circle look like?

Accepted Answer

A point

Answer

A line

Answer

A curve

Answer

A square

Question 3

What is the difference between a circle and a sphere?

Accepted Answer

A circle is flat, while a sphere is shaped like a ball.

Answer

A circle is smaller than a sphere.

Answer

A circle has a circumference, while a sphere has a surface area.

Answer

A circle is a shape, while a sphere is an object.

Question 4

Which of these do you see in the real world that is shaped like a circle?

Accepted Answer

A tire

Answer

A tree trunk

Answer

A book

Answer

A house

Question 5

A circle has a circumference of 12π cm. What is its area?

Accepted Answer

36π cm²

Answer

12π cm²

Answer

144π cm²

Question 6

Which of these is NOT a way to draw a circle?

Accepted Answer

Drawing straight lines

Answer

Using a compass

Answer

Tracing around a cup

Question 7

If you cut a circle in half, what shape do you get?

Accepted Answer

Semicircle

Answer

Triangle

Answer

Square

Question 8

Which of these is the largest circle?

Accepted Answer

Circle with a diameter of 8 cm

Answer

Circle with a radius of 4 cm

Answer

Circle with a circumference of 10 cm

Question 9

Which of the following is a theorem about circles?

Accepted Answer

The diameter of a circle is twice its radius.

Answer

All circles have the same number of sides.

Answer

Circles can be inscribed in any triangle.

Question 10

What is the name of the middle point of a circle?

Accepted Answer

Center

Answer

Diameter

Answer

Radius

Answer

Circumference

Question 11

What is the area of a circle with a radius of 3 cm?

Accepted Answer

9π cm²

Answer

27π cm²

Answer

81π cm²

Answer

243π cm²

Question 12

What is the diameter of a circle with a circumference of 20 cm?

Accepted Answer

10 cm

Answer

5 cm

Answer

15 cm

Answer

20 cm

Question 13

Which of these is NOT a way to draw a circle?

Accepted Answer

Using a ruler and a protractor

Answer

Using a compass

Answer

Using a string and a pencil

Answer

Using a circle stencil

Question 14

What is the radius of a circle that has a diameter of 8 cm?

Accepted Answer

4 cm

Answer

2 cm

Answer

8 cm

Answer

16 cm

Question 15

What is the circumference of a circle with a radius of 7 cm?

Accepted Answer

28π cm

Answer

14π cm

Answer

44π cm

Answer

56π cm

Question 16

How do you measure the distance from the center of a circle to its edge?

Accepted Answer

Radius

Answer

Diameter

Answer

Circumference

Question 17

What is the distance across a circle through its center called?

Accepted Answer

Diameter

Answer

Radius

Answer

Circumference

Question 18

Which of these is NOT a way to draw a circle?

Accepted Answer

Folding paper in half and cutting out a semicircle

Answer

Using a compass

Answer

Tracing around a circular object

Question 19

What is a line segment that connects two points on a circle called?

Accepted Answer

Chord

Answer

Tangent

Answer

Diameter

Question 20

What is a line that touches a circle at only one point called?

Accepted Answer

Tangent

Answer

Chord

Answer

Diameter

Question 21

What is the distance around the edge of a circle called?

Accepted Answer

Circumference

Answer

Diameter

Answer

Radius

Question 22

Which of these is NOT a property of a circle?

Accepted Answer

It has only one straight side.

Answer

It has no corners.

Answer

It is closed and smooth.

Answer

It can be any size.

Question 23

What point is at the very center of a circle?

Accepted Answer

Center

Answer

Diameter

Answer

Radius

Answer

Axis

Question 24

Which of these shapes is a circle?

Accepted Answer

A ball

Answer

A square with curved corners

Answer

A triangle with rounded sides

Answer

A rectangle with a curved top

Question 25

What is the name of the line that goes through the center of a circle and touches two points on the circle?

Accepted Answer

Diameter

Answer

Radius

Answer

Chord

Answer

Tangent

Question 26

If the diameter of a circle is twice its radius, what is the relationship between them?

Accepted Answer

Diameter = 2 x Radius

Answer

Diameter = Radius / 2

Answer

Radius = 2 x Diameter

Answer

Radius = Diameter + 2

Question 27

If a circle has a radius of 4 cm, what is its diameter?

Accepted Answer

8 cm

Answer

4 cm

Answer

16 cm

Answer

32 cm

Question 28

Which of these can be used to draw a circle?

Accepted Answer

Compass

Answer

Ruler

Answer

Protractor

Answer

Calculator

Question 29

What shape can roll like a ball?

Accepted Answer

Circle

Answer

Square

Answer

Triangle

Answer

Rectangle

Question 30

Which shape looks like a round ring without any corners?

Accepted Answer

A circle

Answer

A square

Answer

A triangle

Question 31

Which one of these is NOT something about a circle?

Accepted Answer

It has two pointy ends.

Answer

It's like a round ball.

Answer

It has only one side.

Question 32

If we know that the distance across the middle of a circle is 5 centimeters, how long is the distance around it?

Accepted Answer

10 centimeters

Answer

5 centimeters

Answer

25 centimeters

Question 33

What do we call the special line that runs right through the middle of a circle and touches two different points on the circle?

Accepted Answer

Diameter

Answer

Radius

Answer

Chord

Question 34

A circle has a diameter of 10 centimeters. What is the distance around it?

Accepted Answer

20 centimeters

Answer

5 centimeters

Answer

10 centimeters

Question 35

Which of these special rules is about circles?

Accepted Answer

Circle theorem

Answer

Pythagorean theorem

Answer

Triangle theorem

Question 36

Which of these shapes is a circle?

Accepted Answer

Image of circle

Answer

Image of square

Answer

Image of rectangle

Answer

Image of triangle

Question 37

What is in the middle of a circle called?

Accepted Answer

Center

Answer

Bottom

Answer

Edge

Answer

Top

Question 38

What is the distance around the circle called?

Accepted Answer

Circumference

Answer

Width

Answer

Length

Answer

Area

Question 39

What is the distance from the center to the edge of the circle called?

Accepted Answer

Radius

Answer

Distance

Answer

Length

Answer

Width

Question 40

Which of these is NOT a characteristic of a circle?

Accepted Answer

It has sharp corners

Answer

It has a radius

Answer

It has a circumference

Answer

It has a center

Question 41

How is the diameter of a circle related to its radius?

Accepted Answer

The diameter is twice the radius

Answer

The radius is the same as the diameter

Answer

The radius is twice the diameter

Answer

The radius is half the diameter

Question 42

What is the name of the line segment that connects two points on a circle and passes through the center?

Accepted Answer

Diameter

Answer

Tangent

Answer

Chord

Answer

Radius

Question 43

What is the point in the middle of a circle called?

Accepted Answer

Center

Answer

Line

Answer

Edge

Answer

Corner

Question 44

Which of these is shaped like a circle?

Accepted Answer

A coin

Answer

A book

Answer

A ruler

Answer

A block

Question 45

If you draw a line from the center of a circle to the edge, what is it called?

Accepted Answer

Radius

Answer

Arc

Answer

Diameter

Answer

Circumference

Question 46

How can you draw a circle using a piece of string?

Accepted Answer

Hold one end and draw it around, keeping the string tight.

Answer

Tie it around a square.

Answer

Fold it in half and cut it.

Question 47

Which of these is NOT a circle?

Accepted Answer

A triangle

Answer

A pizza

Answer

A plate

Answer

A clock face

Question 48

What is the line called that goes across the middle of a circle through the center?

Accepted Answer

Diameter

Answer

Circumference

Answer

Edge

Answer

Radius

Question 49

If you measure all the way around the outside of a circle, what are you measuring?

Accepted Answer

Circumference

Answer

Area

Answer

Radius

Answer

Diameter

Question 50

Which circle has a longer distance around the outside, a bigger circle or a smaller circle?

Accepted Answer

The bigger circle

Answer

The smaller circle

Answer

Both circles have the same distance around.

Answer

It depends on the shape of the circle.

Question 51

What is true about ALL circles, no matter how big or small they are?

Accepted Answer

They are all round with no corners.

Answer

They all have the same diameter.

Answer

They all have the same distance around.

Answer

They all have the same center point.