Terms
What is a dot labeled with one capital letter?
point
What is my name <A?
angle A
What are two adjacent angles that form a straight line?
linear pair
What is a closed plane figure having at least three sides and angles, made up of straight segments called?
polygon
The sum of the lengths of the sides of a polygon is called ...
perimeter
What is two points connected extending in both directions with no endpoints called?
A line
What am I
<----------> ?
a line
What are two angles that add up to 90 degrees called?
complementary angles
Polygon with 8 sides is called...
Octagon
What is flat surface of a polygon?
Face :)
What is a part of a line extending from a endpoint?
Ray
~
What is my name = ?
Congruent
What are angles opposite each other in an "x"?
vertical angles
What is polygon in which at least one vertex appear to be indented inward called
concave
What is a graph made up of the x and y axes?
coordinate plane
** Double **
What is the name for 2 rays with a common endpoint?
angle
This means a || b ?
Line a parallel to line b
What are two angles that add up to 180 degrees?
supplementary angles
A triangle whose largest angle is > 90 degrees is called...
Obtuse triangle
*** DOUBLE ***
State the Pythagorean Theorem
a2+ b2 = c2
What is a part of a line extending from a endpoint?
ray
A--------B-->
Ray AB
What are two angles with the same vertex that share a common side?
adjacent angles
*** Triple ***
What is the name for a 3-D polygon?
Polyhedron
What is the name for part of a line?
line segment