Angles
The number of degrees total in supplementary.
What is 180 degrees?
This is the Percent Proportion formula.
What is
"is over of = % over 100"
From left to right, if a slope goes down, is it positive or negative?
Negative
(Like the skateboard crash/RED/DOWN/Negative)
The interior angles of a triangle must add up to this amount.
What is 180 degrees?
The angles are across the transversal from each other but both angles are inside of the parallel lines.
You went out to eat with your friends. The meal cost $38. You leave a 17% tip. This is the total cost of the bill (meal plus tip).
What is $44.46?
Slope is also known as the ____ of change.
What is "Rate"?
This type of triangle has only two congruent sides.
Isosceles
If there are supplementary angles and and one of them is 40 degrees, this is the number of degrees of the other angle.
What is 140 degrees?
Bill opens a savings account that gives 3% interest on the balance every month. If he has $2000 at the end of a month, this is his balance now (with interest).
What is $2060?
When calculating slope, the change in _________ goes in the numerator (top of the fraction).
What is y
(or Change in y)
This is the range for a possible side length for the missing side of a triangle if the two sides given are 14 and 8.
What is between 6 and 22?
Angles that add up to 90 degrees.
What is complementary?
Joshua went shopping for snacks and paid $14.45. The food was originally priced at $17. Which coupon did he use?
a) 10% off b) 15% off c) 20% off d) 25% off
What is b) 15% off
When calculating slope, the change in _________ goes in the denominator (bottom of the fraction).
What is x
(or change in x)
Does this make a triangle?
35 degrees, 55 degrees, and 90 degrees
What is Yes.
(All angles need to add up to 180 degrees.)
If angle 1 is 38 degrees and angle 1 & angle 4 are vertical angles, this is the number of degrees of angle 4.
What is 38 degrees?
(Vertical angles are congruent. Congruent means equal.)
Linda bought a game that was originally $25 but she found it on sale and paid $20. This is the percent of the discount.
What is 20%?
(80% PAID, so 20% discount or 20% off)
What is the slope of a DOWNWARD (NEGATIVE) line that from intersection to intersection, the change left to right is 1 and the change up and down is 5?
-5/1 or -5
Does this make a triangle?
Side lengths: 22, 11, 33
What is No?
(22+11=33 but according to the Triangle Inequality Theorem, the sum of any two sides must be GREATER than the third side.)