Finding the Slope Between Two Points

What is the definition of slope?

• Rise over run

• Run over rise

• Sum of x and y

• Change in x over change in y

What does the delta symbol (Δ) represent?

• Difference of values

• Change in values

• Sum of values

• Product of values

In the slope formula, what does y2 - y1 represent?

• Change in x

• Sum of y-values

• Difference of x-values

• Change in y

What is the change in x when moving from (4, 2) to (-3, 16)?

• -7

• 7

• -9

• 9

What is the change in y when moving from (4, 2) to (-3, 16)?

• 14

• -14

• 12

• -12

What is the slope of the line passing through (4, 2) and (-3, 16)?

• 1

• -2

• 2

• -1

What is the change in x when moving from (-3, 16) to (4, 2)?

• -7

• 9

• 7

• -9

What is the change in y when moving from (-3, 16) to (4, 2)?

• -12

• 12

• -14

• 14

What does a downward-sloping line indicate?

• As x increases, y increases

• As x decreases, y increases

• As x increases, y decreases

• As x decreases, y decreases

What is the slope of the line when the starting and ending points are swapped?

• 2

• -2

• -1

• 1