Distance, Midpoint, and Slope

Front

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

Back

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

Tags

CCSS.8.EE.B.5

Front

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

Back

-1/5

Tags

CCSS.8.EE.B.5

Front

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

Back

2

Tags

CCSS.8.EE.B.5

Front

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

Back

Distance = √((x2 - x1)² + (y2 - y1)²)

Tags

CCSS.HSG.GPE.B.7

Front

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

Back

13.3

Tags

CCSS.HSG.GPE.B.7

Front

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

Back

10 blocks

Tags

CCSS.8.G.B.8

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)

Tags

CCSS.HSG.GPE.B.6

Front

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

Back

(3, 3)

Tags

CCSS.HSG.GPE.B.6

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.

Tags

CCSS.3.MD.D.8

Front

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

Back

14.16

Tags

CCSS.HSG.GPE.B.7