h=60 degrees Two tangent lines on the outside. g=5.66 Two more tangent lines making a d=80 diagonal through the middle. e=35 One tangent line through the center n=60 of the two touching circles. Two more f = 110 tangent lines, one at the top and one x = 18.5 at the bottom. a) x = 30 No tangent b) 14 R=6 is equilateral R=6 a) 1) Sometimes f=9 2) Sometimes t=25 3) Always 2.49 4) Never g=7 b) g=10 Tangent line touches the circle at M x=3; y=2 A chord has endpoints on the circle, j=12 while a secant passes through. r=11 Four tangent lines. Two of the x=7 tangent lines touch the outsides of the d=80 two circles, while the other two make a x=70/3 diagonal in the middle of the two x=220 circles. 40 degrees Two tangent lines on the outsides of 140 degrees the two circles. x=210 One tangent line at the bottom a=30 degrees R=6 d=135 D=14 d=60 degrees x=12 WU = x=9 VU = x=4 WV = c=41 n=6.4 g=8 x=8 x=2, y=6 x=4 c=10 x=2 x=7 x=3 x=8 x=5.48 a=35 x=6 k=40 x=9 x=130 x=4 h=220 n=4 f=80 r=5 g=60 h=2 65 x=8 b=130 y=1 m=120 k=3.37 OQ = v=4.47 Tangent line passes through A x=2.25 A tangent at one point, a=1.66 “touches” while a secant touches at two points
h=60 degrees g=5.66 d=80 e=35 n=60 f = 110 x = 18.5 a) x = 30 b) 14 is equilateral a) 1) Sometimes 2) Sometimes 3) Always 4) Never b) Tangent line touches the circle at M A chord has endpoints on the circle, while a secant passes through. Four tangent lines. Two of the tangent lines touch the outsides of the two circles, while the other two make a diagonal in the middle of the two circles. Two tangent lines on the outsides of the two circles. One tangent line at the bottom R=6 D=14 x=12 x=9 x=4 c=41 g=8 x=2, y=6 c=10 x=7 x=8 a=35 k=40 x=130 h=220 f=80 g=60 65 b=130 m=120 OQ = Tangent line passes through A A tangent “touches” at one point, while a secant touches at two points Two tangent lines on the outside. Two more tangent lines making a diagonal through the middle. One tangent line through the center of the two touching circles. Two more tangent lines, one at the top and one at the bottom. No tangent R=6 R=6 f=9 t=25 2.49 g=7 g=10 x=3; y=2 j=12 r=11 x=7 d=80 x=70/3 x=220 40 degrees 140 degrees x=210 a=30 degrees d=135 d=60 degrees WU = VU = WV = n=6.4 x=8 x=4 x=2 x=3 x=5.48 x=6 x=9 x=4 n=4 r=5 h=2 x=8 y=1 k=3.37 v=4.47 x=2.25 a=1.66