6.5 200.64 Segment TC is longer because the 270 diameter is the radius. 8.38 The radius is the segment that has 6.98 one endpoint as the center of the 25.13 circle and the other endpoint on the 33.51 circle. A chord is a segment that has 32.11 2 endpoints on the circle. 41.89 Segments CD, CB, and CE 43.28 Segments AB, DB 8.59 Segment DB 120 16 0.30 radians 9.5 2.62 radians Segment DB, diameter is longest 5.60 radians chord of a circle 229.30 The diameter is the longest chord and 143.31 the only chord that passes through the 30 center. X=4 80; minor 42 degrees 70; minor 30 degrees 180; semicircle X=3 260; major X=8 250; major 50 degrees 180; semicircle X=5 290; major 84 degrees They are equal X=145 TU is longer 20 degrees 140 degrees 60; minor 90 degrees 50; X=170 degrees 180; semicircle X=20 degrees 240; major X=95 230; major X = 80 degrees 180; semicircle x = 12 310; major a) x = 55 They are b) greater than 12 TU is longer a) 1) Always 6 2) Always 6.98 3) Never 6.10 4) Sometimes 15.7 b) 22.69 v=4 21.82 b= 80 degrees 22.69 n=220 degrees 25.31 F=40 degrees 45/π R=9.85 120 x=4 0.35 radians x=8 2.36 radians 50 5.98 radians k=140 286.62 d=80
6.5 Segment TC is longer because the diameter is the radius. The radius is the segment that has one endpoint as the center of the circle and the other endpoint on the circle. A chord is a segment that has 2 endpoints on the circle. Segments CD, CB, and CE Segments AB, DB Segment DB 16 9.5 Segment DB, diameter is longest chord of a circle The diameter is the longest chord and the only chord that passes through the center. 80; minor 70; minor 180; semicircle 260; major 250; major 180; semicircle 290; major They are equal TU is longer 60; minor 50; 180; semicircle 240; major 230; major 180; semicircle 310; major They are TU is longer 6 6.98 6.10 15.7 22.69 21.82 22.69 25.31 45/π 120 0.35 radians 2.36 radians 5.98 radians 286.62 200.64 270 8.38 6.98 25.13 33.51 32.11 41.89 43.28 8.59 120 0.30 radians 2.62 radians 5.60 radians 229.30 143.31 30 X=4 42 degrees 30 degrees X=3 X=8 50 degrees X=5 84 degrees X=145 20 degrees 140 degrees 90 degrees X=170 degrees X=20 degrees X=95 X = 80 degrees x = 12 a) x = 55 b) greater than 12 a) 1) Always 2) Always 3) Never 4) Sometimes b) v=4 b= 80 degrees n=220 degrees F=40 degrees R=9.85 x=4 x=8 50 k=140 d=80
circles-classwork-homework-2015-04-08.docx