# Yahoo Web Search

1. ### find the sector of a circle ?

... of the sector having a central angle of 150 degrees and has a radius of 8 meters. formula of the area of the sector = PI*R^2*CENTRAL ANGLE over 360 degrees...

2. ### sector of a circle formula question?

... send what you don't need on the other side of the equation : a = (1/2) r^2 theta Divide both sides...sqrt(2a/theta) s=r theta how do you rewrite the formula if you are trying to solve for theta? how...

1 Answers · Science & Mathematics · 07/06/2010

3. ### Perimeter of a sector of a circle ???

...the circle first. The formula is 2* pi* r. That.... The perimeter of the sector of the circle is equal to 2 times...the sides. Imagine a slice of pizza as a sector . ...

3 Answers · Education & Reference · 25/07/2007

4. ### what is the formula for a section and a sector of a circle ?

Are you looking for the formula for the area of a sector of a circle ? If so, you should also have the degree measure of the central angle and you should...

2 Answers · Science & Mathematics · 23/05/2007

5. ### Find the area of the sector ?

formula of the area of the sector of a circle AREA = (central angle / 360) * π * r^2 AREA = (40/360) * π * 3^2 AREA = (1/9) * π * 9 AREA = π or 3.141592....

1 Answers · Science & Mathematics · 06/12/2012

6. ### Area of a sector of a circle .?

... if you use proportions. Find the area of the entire circle A = π18² = 324π, for the entire 360° Now use the proportion to find the area of the sector , x 360°/324π = 105°/x 360x = 34020π x = 94.5 π in² (the area of the...

1 Answers · Science & Mathematics · 08/03/2009

7. ### Find the area of a sector of a circle of radius 12 inches formed by a central angle of 90° **10 points**?

The ‘area of a circle sector ’ formula is πr^2*θ/360, where θ is measured in degrees...

4 Answers · Science & Mathematics · 19/12/2010

8. ### Help with College Trig: Sector of a circle ?

The formula for the sector of a circle is: A = (1/2)r^2(theta) Solving for theta... theta = (2A...

2 Answers · Science & Mathematics · 30/09/2009

9. ### A sector of a circle question question 2?

...length = π / 3 m C. A = πr² A = π x 0.5² A = π / 4 m² As the angle is one third of the circle , the arc area will be one third of the area: Arc area = (π / 4) / 3...

2 Answers · Science & Mathematics · 02/03/2009

10. ### how to derive the formula for area of a circle ?

To derive the formula for a circle C with radius r centered at (0, 0), The area of C is the area A ...we divide A into many equal sectors , each with arc-length Δθ...

6 Answers · Science & Mathematics · 15/05/2009