# Identify Circles Picture Quiz

15 Questions | Total Attempts: 334  Settings  Students will find the radius, given the diameter, the diameter, given the radius, and the circumference, given either the radius or the diameter. Students will also identify radii, diameters, centerpoints, chords, and arcs of circles.

• 1.
Which line is a diameter of this circle?
• A.

RP

• B.

SQ

• C.

RQ

• D.

PQ

• 2.
Which point is the center point of this circle?
• A.

Point R

• B.

Point P

• C.

Point Q

• D.

Point S

• 3.
What is a radius of this circle?
• A.

RQ

• B.

SPQ

• C.

SR

• D.

SP

• 4.
RS is a(n):
• A.

Arc

• B.

Chord

• C.

Center Point

• D.

• 5.
What is the length of the radius?Diameter = 4 cm
• A.

4 cm

• B.

2 cm

• C.

8 cm

• D.

12.56 cm

• 6.
What is the length of the diameter?Radius = 9 m
• A.

28.26 m

• B.

9 m

• C.

18 m

• D.

56.52 m

• 7.
What is the length of the diameter of this circle?
• A.

16 cm

• B.

25.12 cm

• C.

16 m

• D.

8 cm

• 8.
What is the length of the radius of this circle?
• A.

16 cm

• B.

4 cm

• C.

25.12 cm

• D.

8 cm

• 9.
Find the circumference.
• 10.
Find the circumference.
• 11.
What is the circumference of a circle with a diameter of 6 in?
• 12.
What is the circumference of a circle with a radius of 9 m?
• 13.
Read carefully!What is the diameter of a circle with a radius of 3 cm?
• 14.
Read carefully!What is the radius of a circle with a diameter of 10 mm?
• 15.
• A.

3

• B.

6

• C.

1

• D.

5

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