Find the Slope Given Two Points
This is the slope of the line through the two given points (5, -8) (3, -8).
What is zero?
Given these two points of a line (3, 4) (5, 6), the slope will...
("rise right", "rises left", will be "horizontal" or will be "vertical") (3, 4) (5, 6)
What is rises right?
The roof of a house rises 3 feet for every four feet of horizontal distance. This is the slope of the roof.
What is 3/4?
The is the measure of the hypotenuse of a triangle with legs that are 3 inches and 4 inches.
What is 5 inches?
Decimals are NOT irrational if they do either of these two things.
What is terminate or repeat?
This is the slope of the line through the two given points (1, 2) (1, 6).
What is undefined?
Given these two points (-2, 7) (-2, -3), the slope will be:
(positive, negative, horizontal or vertical)
What is vertical?
The top of a ladder is 12 feet from the ground. The base of the ladder is 5 feet to the left of the wall. This is the slope of the ladder?
*Hint - make a sketch to help you.
What is 12/5?
Angles that are congruent because they are across from each other are called this.
What are vertical angles?
This is arrow notation for a reflection over the x-axis.
*Show on whiteboard
What is (x, y) --> (x, -y)?
This is the slope of the line through the two given points (4, -3) (-1, -8).
What is 1?
Given these two points (0, 0) (2, 7), the slope will be:
(positive, negative, horizontal or vertical)
What is positive?
One of the best and most common designs for an aquaduct was to raise it 3 meters for every kilometer in length. This is the slope of an aquaduct built with this design? (hint - slope must be the same units of measure)
What is 3/1000?
Angles that add up to 90 degress are called this.
What are complementary angles?
This is arrow notation for a 180 degree rotation.
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What is (x, y) --> (-x, -y)?
This is the slope of the line through the two given points (1, 2) (1, 6).
What is undefined?
Given these two points (-4, -1) (0, -3), the slope will be:
(positive, negative, horizontal or vertical)
What is negative?
Federal regulations require that a wheelchair ramp must extend 1 foot for every 1 inch of rise. This is the regulation slope of wheelchair ramps.
What is 1/12?
Angles that add up to 180 degrees are called this.
What is supplementary?
This is arrow notation for a translation 3 left and 4 up.
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What is (x, y) --> (x-3, y+5)?
This is the slope of the line through the two given points (4, -3) (-1, -8).
What is 1?
Given these two points (-4, 6) (-4, 0), the slope will be:
(positive, negative, horizontal or vertical)
What is horizontal?
Dom dove into a pool and descended 5 feet and went across 14 feet.
What -5/14?
When angles are equal in measure, they are called this.
What is congruent?
This is arrow notation for a 270 degree rotation.
*Show on whiteboard
What is (x, y) --> (y, -x)?