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Mathematics 22 Online
OpenStudy (anonymous):

a chord of a circle subtends an angle of 114 at its center. Find the radius of the circle given the length of th chord is 10.4 An isoceles triangle is drawn with base angels 32 and base 24cm. Find the base angles of an isosceles triangle with the same base but will double the area.

OpenStudy (rational):

convert the angle into radians and use that formula

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