Practice Workbook SE - East Penn School District

Name
LESSON 18.3
Circles
Vocabulary
Define the following words.
1. radius:
2. diameter:
For 3–6, use the drawing.
3. The center of the circle is point .
4. A diameter of the circle is line segment .
5. Name each radius of the circle that is shown.
G•
F •
I
•
• J
• H
, , , and
6. Some points on the circle are , , , and .
7. Draw a circle. Label the center point A.
Draw a radius AB. Draw a diameter CD.
For 8–9, use Circles R and W.
8. Name the center of each circle.
9. Name each radius shown.
Mixed Review
10. A performance began at
7:15 P.M. At 9:10 P.M., the
performance ended. How long
was the performance?
U
C
A
• • •
• B
D
X
R
T• • • S W
• Z
11. Rashid’s bank has 6 quarters,
9 dimes, 15 nickels, and
26 pennies in it. How much
is in his bank?
• •
• •Y
© Harcourt
PW98
Practice