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

...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

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

...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

...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

...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

... 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

...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

...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

... 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