Learn how to find the slope of a line perpendicular to a given line. Practice finding the equation of a line perpendicular to a given line.
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We’re always considering distance when travel. We are looking for the shortest distance but we are restricted by roads or whatever form of transportation we choose to use. The shortest distance between any two point is, however, a straight line. Given two points we look at the formula for finding the shortest distance between two point, or the distance formula.
There are many different centres of a triangle. Learn about four of the main centres of a triangle: the centroid, circumcentre, orthocentre and incentre of a triangle. Practice finding these four centres.
A perfect square a quadratic with a specific structure. This structure allows for a very specific factorization. We will learn how to factor a perfect square and practice how to identify a perfect square.
There are many ways to combine functions. One of the ways is a function within another function of the composition of two or more functions. This is a little like nested functions. Learn more about the composition of functions and practice composing different functions.