Coordinate Geometry formulas

Question 1

Distance

Answer 1

Question 2

Slope

Answer 2

Change in Y
——————
Change in X

Question 3

Slope-intercept

Answer 3

y = mx + b

Question 4

Point-slope form

Answer 4

Y - y1 = m (x - x1)

Question 5

Standard form

Answer 5

Ax + By = C

Question 6

Proving right triangle

Answer 6

pair of adjacent sides perpendicular

Question 7

Trapezoid

Answer 7

slope to prove pair of opposite sides parallel

Question 8

Rectangle

Answer 8

2 adjacent sides perpendicular form right angle

Question 9

Square

Answer 9

Slope to prove opposites parallel, use slopes to prove adjacent sides are perpendicular