14. Example 3:
11.5 cm.
π = 11.5 (8)
π = 92 ππ.
11.5 cm.
11.5 cm.
11.5 cm.
11.5 cm.
11.5 cm.
11.5 cm.
11.5 cm.
15.
16. A is a
in a plane that
are at the same
distance form a given
point in the plane.
Thus, called the
.
center
17. A is a
in a plane that
are at the same
distance form a given
point in the plane.
Thus, called the
.
center
18. In the circle on the left:
-Point C is in the interior of the circle.
-Point E is in the exterior of the circle.
-Points A, D, and B lie on the circle
-Center: point O
-Radius: OA, OB, OD
-radius is one-half the diameter
-Diameter: AB
-a diameter is twice the radius.
A
C
O
D
EB
22. Formula:
πΆ = ππ ππ 2ππ
where d is the
and r is the .
50 ft.
πΆ β ππ
πΆ β 3.14(50)
πΆ β ππ‘.
Example 1:
157
23. Formula:
πΆ = ππ ππ 2ππ
where d is the
and r is the .
14 cm.
πΆ β 2ππ
πΆ β 2 (3.14)
πΆ β πm
Example 1:
(14)
87.92