11.1
An angle is formed by two ____ that meet at a point called a ____
What is lines and vertex.
Complementary angles have a sum of ____
What is 90o
When two lines intersect to form a right angle they are called ____
Perpendicular lines
A ____ ____ is a part of a line containing two endpoints and all of the points betweenn them.
Line segment
The measure of an exterior angle of a triangle is ____ to the ____ of the two remote ____ angles.
equal, sum, interior.
What is opposite.
Supplementary angles have a sum of ____
180o
iTwo lines in a plane that never intersect are called ____
Parallel lines
A ____ is formed by three line segments that intersect at their endpoints.
Triangle
Angles that are outside the parallel lines are called
Exterior Angles.
Adjacent angle are two angles that ____ a common vertex and side.
What is share.
Supplementary angles make ____ ____
Straight angles
Angles that are inside the parallel lines are called ____
Interior angles
Is a obtuse isosceles triangle possible?
Yes
angles that are between the parallel lines and on opposite side of the transversal are called
Alternate interior angles.
What is the symbol for angle?
What is <.
What is the supplementary angle for 104o?
76o
A line that intersects two or more other lines in a plane is called a ____
Transversal
A point where the segments intersect is a ____
Vertex
Angles thaat are outside of the parallel lines on opposite sides of the transversal are called
Alternate exterior angles.
Congruent means two angles are ____ equal or the ____ measure.
What is equal and angle?
If angles 1 and 4 are vertical and <1 = 50o, what is the measure of <4?
50o
Angles that are in the same position on the twoo lines inn relation to the transversal are called _____
Corresponding Angles
Is a right equilateral triangle possible?
No, because one of the lines will always be longer.
is and equalateral obtuse angle possible.
No because one side is always longer.