Vocabulary
Midpoint
Distance
Parallel Lines Cut by Transversals
Transformations
100
two adjacent angles that add up to 180 degrees
What is a linear pair?
100
the midpoint formula
(xm, ym) = ((x1+x2)/2, (y1+y2)/2))
100
what is being measured when using the distance formula
What is length?
What is distance?
100
The transversal that creates angles 8 & 14
What is line q?
100
a transformation that changes the size of a figure but not its shape, creating a similar image
What is dilation?
200
describes points, lines, or geometric figures that all lie within the same plane
What is coplanar?
200
the midpoint between (0,0) and (0,4)
What is (0, 2)?
200
the distance formula
d = √( 𝑥2 − 𝑥1 )2 + ( 𝑦2 − 𝑦1 )2
200
angles 4 & 5
What is alternate exterior angles?
200
the line across which an image is reflected
What is line of reflection?
300
a new conditional statement created by reversing and negating both the hypothesis and conclusion of the original statement
What is contrapositive?
300
the midpoint between (3,4) and (-1,9)
What is (1, 6.5)?
300
the distance between (10, 5) and (4, 5)
What is 6 units?
300
angles 6 & 7
What is consecutive interior angles?
300
the rule for a rotation 180 degrees
What is (x, y) -> (-x, -y)?
400
if a point B is between points A and C on a line segment, then the length of the smaller segment AB plus the length of the smaller segment BC equals the total length of the larger segment AC (AB + BC = AC)
What is Segment Addition Postulate?
400
the missing endpoint if a segment has an endpoint at (6, 2) and a midpoint at (2, -8)
What is (-2, -18)?
400
the length of a segment with endpoints at (2, 8) and (3,16)
What is about 8.1 units?
What is the square root of 65 units?
400
angle 1 is 110 degrees, identify the measure of angle 7
What is 70 degrees?
400
triangle RST has vertices R(1, -4), S(6, -4), and T(5, -1). It is dilated with a scale factor of 4, identify the coordinates of S'
What is (24, -16)?
500
a line, ray, or segment that intersects another line segment at the segment's midpoint and forms a 90-degree angle at the point of intersection
What is a perpendicular bisector?
500
the midpoint of segment CD
What is (-6.5, 6)?
500
The length of segment EF
What is about 8.9?
What is the square root of 80?
500
angle 2 has a measure of 3x-5 and angle 7 has a measure of 80-2x. Identify the measure of angle 4.
What is 46 degrees?
500
triangle RST has vertices R(1, -4), S(6, -4), and T(5, -1). Identify R' and T' if the triangle is reflected over line y=x
What is R'(-4, 1) and T'(-1, 5)?