Distance, Midpoint, and Slope

Front

What is the formula for calculating the slope of a line?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

Find the slope of the line that passes through (10, 1) and (5, 2).

Back

-1/5

Front

Find the slope of the line that passes through (2, 4) and (6, 12).

Back

2

Front

What is the distance formula between two points (x1, y1) and (x2, y2)?

Back

Distance = √((x2 - x1)² + (y2 - y1)²)

Front

What is the distance between the points (2, -9) and (-1, 4)?

Back

13.3

Front

If Becky walks 6 blocks North and 8 blocks West, how far is she from the starting point?

Back

10 blocks

Front

What is the formula for finding the midpoint between two points (x1, y1) and (x2, y2)?

Back

Midpoint = ((x1 + x2)/2, (y1 + y2)/2)

Front

What is the midpoint of the points (4, 1) and (2, 5)?

Back

(3, 3)

Front

How do you calculate the perimeter of a triangle given its vertices?

Back

Perimeter = AB + BC + CA, where A, B, and C are the triangle's vertices.

Front

What is the perimeter of the triangle with vertices (4,1), (2,5), and (1,-1)?

Back

14.16