6 terms

Formulas: Area and Perimeter Basic Shapes

Formulas for area of rectangles, triangles, parallelograms, and circles. Also, perimeter of rectangle and circumference of circle.
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Area of rectangle
A=length x width
Area of triangle
A=½ (base x height)
Area of parallelogram
A = base x height
Perimeter of Rectangle
P = 2L + 2w
Area of a Square
Area of Trapezoid
(length of bottom + length of top) x height / 2