Slope Triangle and y = kx

What is the direct variation formula?

• y = kx

• y = mx + b

• a² + b² = c²

What is the slope-intercept form formula?

• y = kx

• y = mx + b

• I = Prt

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope-intercept form?

• y=mx+b

• y= k/x

• k= y/x

• m = (y2-y1) / (x2 - x1)

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is direct variation?

• y = mx+b

• y = kx

• k = yx

• m = (y2-y1) / (x2-x1)

What do you know about the slope triangles created for a line?

• the triangles are all similar and have the same slope

• the triangles are all similar but have different slopes

• the triangles are all different and have different slopes

Tags

CCSS.8.EE.B.6

Find the slope of the line using slope triangles

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

When given two similar triangles on the same line, they will ALWAYS have the same _______________?

• y-intercept

• x

• slope

• y

Tags

CCSS.8.EE.B.6

Find the slope of the line using slope triangles

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

Any slope triangle used to find the slope of a given line will

• vary.

• be equivalent.

• be an isosceles triangle.

Tags

CCSS.8.EE.B.6

Find the slope of the line using slope triangles

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5