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distance formula geometry. D sqrt x_2 - x_12 y_2 - y_12 d x2. We can rewrite the Pythagorean theorem as d x_2-x_1² y_2-y_1² to find the distance between any two points.
X1 - x22 y1 - y2212. This is the base with a distance of 3 units. In coordinate geometry the distance formula plays an important role.
The distance formula is derived by creating a triangle and using the Pythagorean theorem to find the length of the hypotenuse.
Distance 116 4 29 229. D x 2 - x 1 2 y 2 - y 1 2 The expression x 2 - x 1 is read as the change in x and y 2 - y 1 is the change in y. Google Classroom Facebook Twitter. If the coordinates of the two points are x1 y1 and x2 y2 the distance equals the square root of x2 x1 squared y2 y1 squared.