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Geometric Algebraic

Geometric algebraic connections

QuestionAnswer
Area of a triangle 1/2 * base * height
Area of a rectangle Length * width
Area of a square side * side
Area of a parallelogram base * height
Perimeter of a triangle Sum of all the three sides
Perimeter of a square 4 * side length
Perimeter of a rectangle 2(length + width)
Midpoint formula (x1+x2)/2, (y1+y2)/2
Parallel lines They never intersect and their slopes are the same.
Perpendicular lines The lines that intersect at a 90 angle, product of the slopes are -1.
Distance formula square root of (x2-x1)^2 + (y2-y1)^2
reciprocal of m 1/m
linear equation y=2x+3 and y=2x+5 Slopes are equal and slope is 2.
Created by: jishajosekaithan
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