Constant of Proportionality

Front

A proportional relationship can be written as an equation in the form ____ = _____ _____

Back

y = kx

Front

What is the point (0, 0) called?

Back

The origin.

Front

In the equation y=kx, what does the k represent?

Back

constant of proportionality

Front

What is the constant of proportionality, k, that relates y to x? Options: 6, 3, 2, 1/2

Back

2

Front

What is the constant of proportionality, k, that relates y to x?

Back

1/3

Front

The constant of proportionality, k, where y relates to x in the equation y = ½x is k=___.

Back

1/2

Front

What is the constant of proportionality, k, that relates y to x? Options: 1/3, 3, 5, 10

Back

3

Front

What is the constant of proportionality, k, that relates y to x? Options: $3, $4, $2, $9

Back

$9

Front

Identify the constant of proportionality, k, that relates y to x
Options: k = 1/0.45, k = 0.45, k = -0.45, k = -1/0.45, none (not proportional)

Back

k = -0.45

Front

If Maria swims 12 laps (L) in 6 minutes (m), what is the constant of proportionality, k, in laps per minute when L=km?

Back

k=2