A chord of a circle has length 12 centimeters and the perpendicular distance from the center of the circle is 5 centimeters. Find the radius of the circle.
1
A point R is 15 cm from the center O of a circle with radius 9 cm. If lines RM and RN are two different lines that are tangent to the circle at points M and N, respectively. Sketch and label a diagram that matches the above description.
Find MR
Find <MRN
Find <MON
Find MN
2
Draw circle O with AB and central < AOB. Draw inscribed <ACB. AB = 120o. OA = 10
AC = BC Find AC
<AOB = <ACB=
AB=
arc length of AB
area of sector AOC
3
ZA is tangent to circle P at A. The radius is 4 and PZ is 20. Draw a diagram.
Find the length of the tangent segment.
Find <ZPA
Draw a second tangent line, ZX, with point of tangency X.
Find XZ
Find AX
4
Circle A has a central angle BAT. Draw chord BT.
BA=8
m<BAT = 84o
What is the perpendicular distance from the center to BT?
Find BT
Find BT Find major arc BT
What is the arc length of BT
Find the area of sector BAT
5