Pythagorean Power
Life in the Fast Lane (Distance-Time)
Totally Linear (Lines & Slopes)
Coordinate Geometry
100
This theorem states that in a right-angled triangle, the square of the longest side (hypotenuse) is equal to the sum of the squares of the other two sides.
What is Pythagorean Theorem? (c^2=a^2=b^2)
100
On a distance-time graph, this specific feature of the line represents the speed of the moving object?
What is slope?
100
A line that is straight and has no cures or resting points and increases at a constant rate of change.
What is linear?
100
This is the name of the point (0,0) where the x and y axes intersect.
What is origin?
250
This is the name given to the longest side of a right-angled triangle, located directly opposite of the 90-degree angle.
What is hypotenuse?
250
If a line on a distane-time graph is parallel to the time-axis (horizontal), it indicates that the object is in a this state.
What is State of Rest?
250
In the formula y=mx+b, the letter 'm' represents this value.
What is slope (gradient)?
250
This is the formula for finding the distance between any two points A(x1, y1) and B(x2, y2).
What is
350
Use the theorem to find the length of side AB in a triangle where BC=3in and AC=4in and ,]<C=90 degrees.
What is 5 inches?
350
To calculate this, you divide the total distance traveled by the total time taken.
What is the average speed?
350
In the formula y=mx+b, the letter 'b' represents this value.
What is the y-intercept?
350
If a line has a slope of -1 and passes through the point (0,4), this is the full equation of the line.
What is y=-1x+4?
500
According to this rule, if the square of the longest side equals the sum of the square of the other two sides, then the triangle must be a right triangle.
What is the Converse of the Pythagorean Theorem?
500
In Stacy's 4-hour car trip to the beach (60km away), this was her average speed in km/hr.
What is 15 km/hr?
500
Convert the equation 4x + 2y-10=0 into slope-intercept form.
What is y=-2x+5?
500
On a graph, a line that points downward from the y-intercept is said to have this kind of slope.
What is a negative slope?