Classifying Angles
Angles that are less than 90 degrees
What is an acute angle?
Triangles that have all sides equal
equilateral triangles
The little box in the corner of a triangle or any figure represents what?
A right angle
The name given to two or more angles with a sum of 180 degrees?
What is supplementary angles?
Angles that are equal to 180 degrees
What is a straight angle?
Triangles that have no equal sides
scalene triangles
What is the measure of each interior angle of an equilateral triangle?
60 degrees
The name given to two angles with a sum of 90 degrees.
What is complementary angles?
Angles that are equal to 90 degrees are known as?
What is a right angle?
Triangles that have two equal sides
isosceles triangles
3
What is the missing angle if a triangle has the following angles: 35 degrees and 65 degrees.
80 degrees!
Angles that are greater than 90 degrees but less than 180 degrees are known as?
What is an obtuse angle?
Triangles that have three angles less than 90 degrees
acute triangles
Can a triangle have these angle measures?
30, 60, 90.
Yes they add up to 180.
What is Ms. Arana's favorite NFL football team?
The BRONCOS
The total number of degrees in a triangle
What is 180 degrees?
Triangles that have one angle greater than 90 degrees
obtuse triangles
What are the 3 types of triangles by sides.
Scalene, Equilateral, Isosceles
15x4
60.
What are the 3 types of angles?
What are Acute, Obtuse, and Right Angle?
Triangles that have one 90 degree angle
right triangle
What color is our game shelf?
green
12x12
144