This is the term for an angle that measures exactly 90 degrees
What is right angle
The distance around the outside of a figure
What is perimeter
The perimeter of a square is 42 cm. What is the measure of the sides
What is 10.5 cm
A shape with 9 sides is called
What is a nonagon
Two angles whose sum is 180 degrees
What is supplementary angles
The complement to a 38 degree angle.
What is 52 degrees
Find the perimeter of a rectangle that has a length of 13 inches and a width 7.5 inches.
What is 41 inches
An angle can be named by a single capital letter
What is the vertex
Angles that share the same vertex and a side
What is an adjacent angle
When you count up all the sides, there are twelve of them
What is a dodecagon
Formed when perpendicular lines intersect
What is a right angle