Find the EXACT circumference and area of each circle. Leave answers in terms of π. 11. C = ______. A = ______. 12. C = ______. A = ______. P. 16 in. P...

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Name: ___________________________

Use circle O to name each of the following. 1. _________________

The center.

2. _________________

All radii.

3. _________________

A diameter.

N M

P O

L

4. ________________

A secant.

5. ________________

A tangent.

6. ________________

A point of tangency.

7. ________________

A point in the interior.

8. ________________

A point in the exterior.

Q

Find the measure indicated. 9. d = ____________

Find the diameter of a circle with a radius of 2 cm.

10. r = ____________

Find the radius of a circle with a diameter of 18 units.

Find the EXACT circumference and area of each circle. Leave answers in terms of . 11. C = ____________ P

A = ____________

16 in 12. C = ____________ A = ____________

24 cm

P 18 cm

Find the indicated arc length and area of the given sector. Leave answers in terms of . B 13. AB = _______________ 105 Sector Area = __________ O 6 A L 14. LKM = _______________

M

17

Sector Area = __________

51 O K

Use circle P to find the measures in questions 15-19 . Leave your answers in terms of . 15. ________________

C

Diameter = ?

8 16. _______________

Circumference = ? P

17. _______________

Area = ?

40

18. _______________

Length of RS = ?

S

19. _______________

Area of Sector MPR = ?

R

Find the indicated measure for each of the following. 20. m1 = __________

Find the m1.

120 1 130

21. x = __________

M 30

Find the value of ‘x’.

(4x-2)

31