Here is how to set up the formulas for your

**calculator**: http://education.ti.com/downloads/guidebooks/apps/83area_formulas/7383p_areaformulas_eng.pdf Good luck!2 Answers · Science & Mathematics · 28/04/2012

... = pi * R^2, so the

**area of**the whole cirlce is 81*pi. The**sector**with**a**central angle**of**120 is exactly 1...you can multiply 27*pi on your**calculator**to get: 84.8.2 Answers · Science & Mathematics · 27/05/2011

...6= .5 Use the inverse cos function on

**a calculator**or**a**cos table to find that this angle measures.... Now you can find the**area of**the entire pie-shaped**sector**and subtract the**area of**the triangle to find the...2 Answers · Science & Mathematics · 17/09/2008

...dependent on your

**calculator**. Don't hit the pi key on your**calculator**. when you have the problem simplify it and do the math on**a**piece**of**paper. It's really easy numbers. pi*3^2 * (80/360) for example...2 Answers · Education & Reference · 02/04/2010

**area of**arc**sector**=1/2*(theta)(r^2) 60 degrees equal pi/3 radians i don't have**a calculator**at the moment. i did it the long way: (**area of**big circle -**area of**small circle...1 Answers · Science & Mathematics · 03/07/2013

...angle

**of**cut-off.**Area of sector**cut off = r^2A**Area of**triangular portion (isosceles) = r^...**Area of**segment left over = r^2(**A**- cosAsinA) Repeat...**of**time and patience, even with**a calculator**.2 Answers · Science & Mathematics · 08/04/2009

... are almost correct. Here is a diagram of both graphs. We can see that both ...1/2 ∫ (1/2)² dθ, from 0 to π/6, we get area of sector that is shaded in yellow: http://i55.tinypic...

1 Answers · Science & Mathematics · 26/04/2011

...2 Area of segment = Area of sector - Area of triange . . . . . . . . . . . . .= 49 θ / 2 - 49 sin... easy way to find θ, I used a graphing calculator θ = 2.605326 (in radians...

1 Answers · Science & Mathematics · 27/08/2010

... D: Using

**a calculator**Pie Charts Stem... and elevations**Area**and Circumference**of a**circle (and**sector area**and lengths) Probability...4 Answers · Science & Mathematics · 27/06/2011

... graphing calculator to calculate definite integral...get: Overlap area = 363.6 Note... squarish, with 2 of the sides = 20...this. -------------------- A = 9300π - overlap A ...calculate area of two sectors of a circle with common...

5 Answers · Science & Mathematics · 28/09/2009