Page 152 - Math Course 3 (Book 2)
P. 152
Circles: Parts and Circumference
Skill Practice!
For Exercises 1–5, refer to the circle at the right.
1. Name the circle. 2. Name a radius.
3. Name a chord. 4. Name a diameter.
5. Name a radius not drawn as part of a diameter.
6. Suppose the diameter of the circle is 16 centimeters. Find the radius.
7. If PC = 11 inches, find AB
The diameters of ⊙F and ⊙G are 5 and 6 units, respectively. Find each measure.
8. BF 9. AB
The radius, diameter, or circumference of a circle is given. Find the missing measures to the nearest
hundredth.
10. r = 8 cm 11. r = 13 ft
d = , C ≈ d = , C ≈
12. d = 9 cm 13. C = 35.7 in.
r = , C ≈ d ≈ , r ≈
Find the exact circumference of each circle.
14. 15.
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