Show:
Lines
Angles
Triangles
Congruence
Practice
100
If two lines intersect, then they intersect in a ___________________.
A point
100
What is it called when 2 angles add up to 90 degrees?
Complimentary angles
100
A triangle with all equal sides and angle measures.
An equilateral triangle.
100
Means "the same length or same size"
Congruent
100
When answering a problem when you find the solution you should __________ _______ so that we know where the answer is.
Circle/Box it.
200
Lines never meet or cross.
Parallel lines
200
Name 3 ways to name angle ABC.
Angle ABC, Angle CBA and Angle B
200
The sum of the interior angles of a triangle.
180 degrees
200
Same-side interior angles of parallel lines are ______________________________.
Congruent
200
8x+5=9x-4 Solve for x
x=9
300
How do you note that one line is equal to another?
Tick marks
300
The name for a pair of opposite angles that are created by two intersecting lines. The angles created are congruent to each other.
Vertical Angles
300
The type of triangle with one angle greater than 90 degrees.
An obtuse triangle
300
The type of triangle where HL congruence applies.
Right triangle.
300
Find the measure of an interior angle and an exterior angle of a regular pentagon.
Exterior:72 Interior:108
400
Intersecting lines that form right angles.
Perpendicular lines
400
A pair of angles that when added to each other equal 180 is called?
Supplementary angles
400
The type of triangle with one 90 degree angle.
A right triangle
400
Name the 6 types of triangle congruence.
SSS, SAS,ASA, AAS,AAA,HL
400
The perimeter of a rectangle is 28 feet and the base is 8 feet. What is the height?
3.5 feet
500
A pair of parallel lines is cut by another line. What is the name of that line?
Transversal.
500
Sum of the interior angles of a nonagon.
1260 degrees
500
If a triangle has one side measuring 2 inches and another measuring 5 what is the smallest measurement for the missing side.
4 inches
500
Name the 6 types of triangle congruence. Say one of the theorems/postulates.
SSS, SAS,ASA, AAS,AAA,HL
500
What line is perpendicular to y=2/3x+6 and goes through point(0,8)
y=-3/2x+8