(pi = pi = 3.141592...) Area Formulas. Note: "ab" means "a" multiplied by "b". "a<sup>2</sup>"
means "a squared", which is the same as "a" times "a". Be careful!! Units count.
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 ...
Math2.org Math Tables: Areas, Volumes, Surface Areas. (Math). (pi = [pi] =
3.141592...) Areas. square = a<sup>2</sup>. rectangle = ab. parallelogram = bh. trapezoid =
h/2 (b1 + b2). circle = pi r <sup>2</sup> ... [s(s-a)(s-b)(s-c)] when s = (a+b+c)/2 (Heron's
Formulas and instructions for finding the areas of circles, kites, parallelograms,
rectangles, rhombi, squares, trapezoids and oddly shaped geometric objects
See the online area
calculator. More »
is the width, and · means multiply. A square is a rectangle with 4 equal sides. To
find the area of a square, multiply the length of one side by itself. The formula is ...
is the radius. Let's look at some examples involving the area of a circle. In each of
the three examples below, we will use Pi = 3.14 in our calculations.
where s is the length of one side. In strictly correct mathematical wording the
formula above should be spoken as "s raised to the power of 2", meaning s is ...
Area Formulas. This formulas help you answer the questions how to find the area
of triangle, ... Study math with us and make sure that "Mathematics is easy!" ...
Reference Table for Area of Polygons. ... Remember to label areas with "square"
units. ... This area formula is an optional topic. Perimeter of regular polygons, ...