2007-01-08 04:23:01 · 6 answers · asked by Malik K 1 in Science & Mathematics ➔ Mathematics
Use the link for the formula. It's more complex than the first 2 answers.
2007-01-08 04:34:45 · answer #1 · answered by Jared Z 3 · 0⤊ 0⤋
Determine what fraction of the circle the segment is then multiply that by the Area of the entire circle ( A = pi*r^2).
2007-01-08 04:26:38 · answer #2 · answered by E 5 · 0⤊ 1⤋
A=Ï r^2 (angle of segment/2Ï)=angle/2 r^2
2007-01-08 05:26:27 · answer #3 · answered by yupchagee 7 · 0⤊ 0⤋
From calculus:
dA = rdrdθ
. . .. r θ
A = â« â«rdrdθ =
. . . 0 0
. . . . r
A = θâ«rdr = (1/2)θr^2
. . . . 0
From geometry:
A/θ = Ïr^2/(2Ï)
A = (1/2)θr^2
2007-01-08 04:42:45 · answer #4 · answered by Helmut 7 · 0⤊ 0⤋
x*pi*r^2/360 where x is angle in deg
or
A=.5r^2x where x is angle in rad
2007-01-08 04:28:55 · answer #5 · answered by Maths Rocks 4 · 0⤊ 1⤋
see formula here --> http://www.mathwords.com/a/area_segment_circle.htm
2007-01-08 04:48:15 · answer #6 · answered by DanE 7 · 0⤊ 0⤋