Coordinate Geometry Flashcards by Clare Dittemore

Q

Midpoint Formula

A

Use endpoints
Average of x’s and y’s:

(x1 + x2)/2

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Perpendicular

A

Two lines are perpendicular when the product of their slopes is -1

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Distance Formula

A

d = sq. root[(x2-x1)^2 + (y2-y1)^2]

How well did you know this?

1

Not at all

2

3

4

5

Perfectly