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  1. 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

  2. ... = 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

  3. ...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

  4. ...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

  5. 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

  6. ...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

  7. ... 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

  8. ...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

  9. ... 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

  10. ... 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

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