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en.wikipedia.org/wiki/Area

Area is the quantity that expresses the extent of a two-dimensional figure or shape, or planar ... Using these formulas, the area of any polygon can be found by dividing the polygon into triangles. .... and since Metrica is a collection of the mathematical knowledge available in the ancient world, it is possible that the formula ...

www.math.com/tables/geometry/areas.htm

(pi = pi = 3.141592...) Area Formulas. Note: "ab" means "a" multiplied by "b". "a2" means "a squared", which is the same as "a" times "a". Be careful!! Units count.

www.mathsisfun.com/area.html

Example: What is the area of this rectangle? Area Count. The formula is: Area = w × h w = width h = height. We know w = 5 and h = 3, so: Area = 5 × 3 = 15 ...

www.science.co.il/formula

Area and Volume Formula for geometrical figures - square, rectangle, triangle, ... Source: Spiegel, Murray R. Mathematical Handbook of Formulas and Tables.

math2.org/math/geometry/areasvols.htm

Math2.org Math Tables: Areas, Volumes, Surface Areas. (Math). (pi = [pi] = 3.141592...) Areas. square = a2. rectangle = ab. parallelogram = bh. trapezoid = h/2 (b1 + b2). circle = pi r 2 ... [s(s-a)(s-b)(s-c)] when s = (a+b+c)/2 (Heron's formula).

www.varsitytutors.com/hotmath/hotmath_help/topics/perimeter-area-volume

Math Homework. ... Some formulas for common 2 -dimensional plane figures and 3 -dimensional solids are given below. The answers have one, two, or three dimensions; perimeter is measured in linear units , area is measured in square units ...

www.coolmath.com/reference/areas

Formulas and instructions for finding the areas of circles, kites, parallelograms, rectangles, rhombi, squares, trapezoids and oddly shaped geometric objects

onlinemschool.com/math/formula/area

This formulas help you answer the questions how to find the area of triangle, square, rectangle, ... Study math with us and make sure that "Mathematics is easy ! ... Rectangle area formulas; Parallelogram area formulas; Rhombus area formulas ...

www.austincc.edu/pintutor/pin_mh/_source/Handouts/Geometry_Formulas/Geometry_Formulas_2D_3D_Perimeter_Area_Volume.pdf

FORMULAS FOR PERIMETER, AREA, SURFACE, VOLUME. Edited by Joanna Gutt-Lehr, PIN Learning Lab, 2007 http://math.about.com/library/blmeasurement.

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