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  1. 30/360 = 1/12 of a complete circle. If the arc is... half that, or 36. The area of the complete circle is pi * 36^2, or 1296 pi. The area of the sector is 1/12th of that. 1296pi...

    2 Answers · Science & Mathematics · 25/01/2008

  2. ...now instead of finding the area of the whole pizza, you will only find the area of the 1 slice. since your radius is 5 cm then you need to take the area formula for a circle and plug the values you have A = Pi * r^2 for ...

    3 Answers · Science & Mathematics · 13/08/2011

  3. Area of circle = π x 55.5 ² cm ² Area of sector = (44.4 / 360) x π x 55.5 ² cm ² Area of sector = 1193 cm ² (to nearest whole number)

    6 Answers · Science & Mathematics · 02/08/2007

  4. ...hypotenuse So √3/2 = √3 / radius Thus radius = 2 Thus area of sector = ½ r²θ = ½ 2² 2π/3 = 4π/3

    3 Answers · Science & Mathematics · 23/11/2006

  5. ...formula (like me) you can always do a proportion the whole circle 360 degrees - 225pi cm then the sector 240 degrees - x cm 360/225pi...or, 240 represents 2/3 of the circle, so find 2/3 of the area of the circle.

    4 Answers · Science & Mathematics · 05/06/2010

  6. ...this. First method: (By formula) Note that the formula for the area of a sector is 1/2 * r^2 * theta, where r is the radius of the circle (which ...

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

  7. ... the area of a full circle. Area of circle: A = Pi*r^2 Area of sector : S = A /6 = (Pi/6)r^2 solve the last equation for r: r = sqrt(6S/Pi) put...

    4 Answers · Science & Mathematics · 23/09/2015

  8. ...in the sector times the area of the entire circle. This gives a formula for the area of the sector , which is: 20-2r -------.X.πr² = 2πr (20 - 2r)πr²...

    2 Answers · Science & Mathematics · 11/09/2007

  9. ...2) For the area you want to compute 50/360 times the area of the circle. A ( of the defined part of the circle) = (50/360)*π*r^2 = (5/36)*π*(16)^2...

    2 Answers · Science & Mathematics · 03/11/2008

  10. ... θ ,where θ should always be in radians and r is the radius of a circle 1. Area of sector =(1/2) (10)² (1) =>50 m² <-- 2. Area of ...

    3 Answers · Science & Mathematics · 03/10/2012

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