Area/Perimeter Ratios
If one rectangle has a base of 4 and a height of 7 and a similar shape has a base of 12 and a height of 21. What is the the ratio of their perimeter in simplest form?
1/3
Name an angle relationship that is not congruent.
Supplementary/Complementary
What is the equation to find the sum of interior angles in a polygon?
S = (n-2) * 180
What is the y intercept of the following equation:
y = 2x - 4
-4
A line that intersects two or more lines.
What is a transversal?
If a smaller triangle has a perimeter of 12 and the perimeter ratio is 3/4, what is the perimeter of the other triangle?
16
What are the 4 angle relationships that are congruent?
Corresponding, Vertical, Alternating Interior, Alternating Exterior
What is the sum of the interior angles of a regular octagon?
1080
What is the slope of the following equation:
y = -5/7x + 8
-5/7
Two coplanar lines that never intersect.
What are parallel lines?
If a smaller rectangle has an area of 8 and the ratio of area is 2/3 what is the area of the other rectangle?
12
How many pairs of vertical angles appear when a transversal cuts through a pair of parallel lines?
4
If a triangle has one angle that is 48 degrees and another angles that is 94 degrees, what is the measure of the last angle?
38 degrees
Does the following line go up or down as the x increases:
y = -4x + 17
Down
All of the angles that are adjacent to the interior angles of a polygon.
What are exterior angles of a polygon?
What is the ratio of areas when one rectangles side length is 7 and the other rectangles side length is 8
49/64 or 64/49
How many pairs of Alternating exterior angles appear when a transversal cuts through a pair of parallel lines?
2
What is the measure of each angle if the shape is a regular hexagon?
120 degrees.
DOUBLE JEOPARDY!!!
What is the slope intercept form of the following equation:
2x - 3y = 12
y = 2/3x - 4
The value of the ratio of the change in y to the change in x between any two points on a line.
What is the slope?
If two angles are complementary angles are present and one angle is 72 degrees, what is the measure of the other angle?
18 degrees
if one measure in a square is 4x, and the other 3 are 90 degrees what is the value of x?
22.5 degrees
What are the x and y intercepts of the following equation and state the direction the graph is moving to the left of the y axis:
y = 3/4x + 6
y int = 6
x int = -8
Direction is Down 3 Left 4
An equation whose graph is a line. The points on the line are solutions of the equation.
What is a linear equation1?