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  1. ...radius, which is all you need to find the area of the circle. You square the radius... the whole circle, and the area of the sector . You also know that the angle of a full circle is 360 degrees...

    2 Answers · Education & Reference · 25/03/2013

  2. area of the circle = πr² angle of sector = 2π·( area of sector )/( area of circle)

    1 Answers · Science & Mathematics · 27/03/2013

  3. First find the angle of the sector , in radians or degrees. Then... radians . For example a 60 degree sector has fraction... that fraction by pi * r^2. ( Area of the whole circle)

    2 Answers · Science & Mathematics · 18/07/2009

  4. The methid for area of a sector is find the fraction (angle required)/(360) x ( area of full circle) Or if in radians (angle)/2 x r^2 because the pi parts cancel. ( a ) A = 71/360 x pi x...

    2 Answers · Science & Mathematics · 02/12/2014

  5. sector area = pir^2*(central angle/360) if angle is in degrees =pir^2*(central angle/2pi) if angle is in radians area = pi 16^2 (240/360) = 256(2/3)pi = 512pi/3

    3 Answers · Science & Mathematics · 11/04/2010

  6. π is the symbol for pi The area of a sector is always equal to : ( the sector angle in radians / 2π) * πr^2 So, for your problem, this becomes: (π/6...

    2 Answers · Science & Mathematics · 12/06/2009

  7. ...only) methods to solve this. First...formula) Note that the formula for the area of a sector is 1/2 * r^2...circle (which is 4m in this case) and theta... by the sector in radians (which is pi/2...

    1 Answers · Science & Mathematics · 03/07/2013

  8. ...3)(16)pi On to the calculator and work this out Next time: Area of a sector of a circle = (central...pi)(r^2) angle can be in degrees - one... angle can be in radians - one rotation = 2pi radians ...

    2 Answers · Science & Mathematics · 12/10/2009

  9. ...two radii of a circle and the arc the two ...subtend. The arc of the circle is equal in degrees or radians to the central angle ...r, the are of sector is simply area of entire circle ...

    2 Answers · Science & Mathematics · 19/05/2011

  10. Sectors are a bit like ...and base rθ, the arc length of the sector . So the area is (1... just plug in r = 18.8 and...: radians are designed to make all these...

    2 Answers · Science & Mathematics · 11/01/2010

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