Given Q is between RP and PR = 38.3 cm and QR = 12.6 cm, find the length of PQ.
25.7
Points that lie on the same line
Collinear
True or False. An angle is formed when two rays are connected at a common endpoint.
TRUE
True or False: Polygons are ALWAYS closed shapes
TRUE
What exists through any two points?
A Line
Given A is between Y and Z and YA = 5.5, AZ = 2x, and YZ = 41.5, find AZ.
36
Find the midpoint of P(2, 8) and Q(5, 3)
(7/2, 11/2)
What is the common endpoint of an angle called?
Vertex
What is a 3-sided polygon?
Triangle
What is at the intersection of two lines?
A point
Find the value of y if B is between A and C, AB is 2y, BC is 6y, and AC is 48.
y=6
Find the distance between P(2, 8) and Q(5, 3)
Square root of 34
What do complementary and supplementary mean?
Complementary = 2 angles that add to 90 degrees
Supplementary = 2 angles that add to 180 degrees
What is a 12-sided polygon?
Dodecagon
What is at the intersection of two planes?
A line
Find EF if E is the midpoint of DF , DE = 15 – 3x, and EF = x + 3
6
A point that is exactly in the middle of a line segment
Midpoint or segment bisector
Draw an example of vertical angles
(Answers vary)
Each side of a square is 2x − 6 yards long. If the perimeter of the square is 64 yards what is the value of x?
11 yards
What exists in space through any three non-collinear points?
A Plane
Ray HL bisects ∠KHI and HG and HI are opposite rays. If m∠KHL = 68, and m∠LHI = 3d + 2, find the value of d. (HINT Draw yourself a picture)
22
Name this line in (3) different ways
*Answers will vary*
line h
line AB or BA
AB of BA (with line symbol on top)
What is the difference between supplementary angles and linear pairs?
Linear pairs must be adjacent
Find the perimeter of ∆ABC if A(1, 1), B(4, –3), and C(–3, –2)
About 17.1 units
What exists at the intersection of a plane and a line?
A point