Point, lines, planes
What is the notation for line AB.
AB with a line/arrows on top
Find the distance of a segment with endpoints (4, -8) and (11, 6).
15.65 or sqrt(245) or 7sqrt(5)
Complementary angles measure...
Supplementary angles measure...
90 degrees
180 degrees
Write the equation of a line with slope -1 and intercept 5.
y = -1x + 5
Translate the point (6, 7) using the rule T(-9, 3)
(-3, 10)
How many endpoints does a ray have?
2
GH has endpoints G(−3, 2) and H(3, −2).
Find the coordinates of the midpoint of GH
(0,0)
Using the image on the board, identify all pairs of corresponding angles.
1 and 5
3 and 7
2 and 6
4 and 8
What is the slope of the line that is parallel to
y = 3x + 11?
slope = 3
Give an example of a rigid transformation.
Translation
Reflection
Rotation
2 planes intersect at a...
line
If B is the midpoint of AC
where AB is 16 and BC is x + 4
What is the value of x?
x = 12
An angle bisector splits an angle into...
2 congruent parts
What is the slope of a line perpendicular to
y = 1/2 x - 6.
slope = -2
Dilate the point (8, 4) using the scale factor 1/4.
(2, 1)
2 lines intersect at a...
point
If segment JL is 46 cm an K is the midpoint,
what is the measurement of JK?
If <ABC is complementary to <DEF,
where <ABC = 3x + 4 and <DEF = 6x + 5,
find the value of x.
x = 9
What does parallel mean? How do you know lines are parallel based on their slopes?
Lines that never intersect on the same plane.
They have the same slope.
Reflect the point (1, -3) about the x axis.
(1, 3)
How can you name a plane?
using 3 points OR a cursive capital letter
If TV is 38 inches and U is between TV (but not the midpoint and TU is 11 inches,
what is the measure of UV?
UV = 27 inches
If <QRS is congruent to <TUV,
where <QRS = 9x and <TUV = -4x + 26
find the value of x.
x = 2
What does perpendicular mean? How do you know lines are perpendicular based on their slopes?
Lines that intersect at exactly 90 degrees.
They have opposite reciprocal slopes.
Rotate the point (-14, 6) 90 degrees counter clockwise.
(-6, -14)