Pythagorean Theorem Review

Tommy and Denny are learning to type. The graph below represents the number of words typed over time by Tommy. Denny can type at a constant rate represented by the equation below.

Who can type at a faster pace?

How many words can Tommy type in 12 minutes?

How many minutes will it take Denny to type

450 words?

How many solutions does this equation have?

3(n+4)=3n+11

• One Solution

• No Solution

• Infinitely Many

Compare the two linear functions listed below and determine which has a greater slope.

Function 1

y=2x+3.4

Function 2

When Alex planted a sapling in the garden, it was 35 cm in height. For the next few months, it grew 9 cm a month.

• Function 1

• Function 2

A line passes through the points (1,19) and (-2,-7). What is the rate of change (slope) of the line?

• -23

• 4

• -4

• 23

Which equation matches the graph?

• y = -x + 13

• y = x - 13

• y = -x - 13

• y = x + 13

Compare the following functions to determine which has the greater rate of change.

• Function1

• Function 2

Find the slope of the line using the similar triagnles as a guide. Which equation goes with the graph?

• $\frac{2}{3}$ ; y = $\frac{2}{3}$ x - 3
  

• 3 ; y = 3x - 3
  

• 2 ; y = 2x - 3
  

• $\frac{2}{5}$ ; y = $\frac{2}{5}$ x - 3
  

Which description shows the sequence of transformations?

• clockwise rotation around the origin of 90 degrees followed by a dilation with a scale factor of 1/2.
  

• reflection over the y-axis followed by a dilation with a scale factor of 1/2.
  

• clockwise rotation around the origin 90 degrees followed by a dilation with a scale factor of 2.
  

• reflection over the y-axis followed by a dilation with a scale factor of 2.