Rate of Change
Slope from 2 Points
Pythagorean Theorem
Slope
Mystery
100
A car accelerates to 30 mph in 180 feet.
What is 1 mph for every 6 feet?
100
(5,1) and (9,9)
What is 2?
100

What is c?

Hypotenuse

100

What is another way of saying slope?

Rise/Run

(Y2-Y1)/(X2-X1)

Percent Grade (road)

Pitch (roof)

Change in Y/Change in X

Rate of Change

Unit Rate/Price

100

What are Miss Fernandes' dogs names

Kona & Nala

200
3 bags of rice cost $6.75 and 5 bags of rice cost $11.25.
What is $2.25 per bag of rice?
200
(2,-3) and (5,-15)
What is -4?
200

a=6

b=8

c=?

c=10

200

How do you find Percent Grade?

slope x 100

(rise/run x 100)

200

How many people are enrolled in this class?

38

300
A swimming pool has 200 gallons of water and then 8 minutes later it has 360 gallons of water.
What is 20 gallons of water per minute?
300
(-2,5) and (4,19)
What is 7/3?
300

a=9

b=?

c=15

b=12

300

What is the slope of the line y=4x-3?

m=4

300
How does Miss Fernandes like her coffee?

Iced

400
Janice has typed 32 words. 2 minutes later she has typed 68 total words.
What is 18 words per minute?
400
(-2,-9) and (-7,-21)
What is 12/5?
400

a=0.8

b=?

c=1.3

b=1.0

400

Which slope is steeper?

-8/4 or 2

They are the same steepness 

-8/4 = -2 (decreasing, but same steepness)

400

Name 3 sports Miss Fernandes has played.

Soccer, Volleyball, Basketball, Ringette, Track

500
An employee earns $28.50 after 3 hours and $237.50 after 25 hours.
What is $9.50 per hour?
500
(42,18) and (21,19)
What is -1/21?
500

a=9

b= (2/3)*a

c=?

c=10.8

(a=6)

500

Name all 4 types of slopes & provide an example of each.

Increasing (+)

Decreasing (-)

Horizontal (0)

Vertical (undefined)

500

What type of car does Miss Fernandes drive?

Honda Civic

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