Classifying Angles
Types of Triangles
Finding Angle Measures
Identify & Classify
100
Angles that are less than 90 degrees
What is acute angles?
100
Triangles that have all sides equal
What is equilateral triangles?
100
The little box in the corner of a triangle or any figure represents what?
What is a right angle?
100
DOUBLE JEOPARDY: Classify this triangle by its sides.
It it Scalene, Isosceles, or Equilateral?
Isosceles:
200
Angles that are equal to 180 degrees
What is straight angles?
200
Triangles that have no equal sides
What is scalene triangles?
200
DOUBLE JEOPARDY:
Classify a triangle that has the sides: 6, 8, 8
Isosceles
200
Classify this triangle by its angles. Is it Acute, Obtuse, or Right?
Right.
300
Angles that are equal to 90 degrees
What is right angles?
300
Triangles that have two equal sides
What is isosceles triangles?
300
TRIPLE JEOPARDY:
Classify a triangle that has zero sides equal
Scalene
300
Classify this triangle by its sides. Is it Scalene, Isosceles, or Equilateral?
Scalene:
400
Angles that are greater than 90 degrees but less than 180 degrees
What is obtuse angles?
400
Triangles that have three angles less than 90 degrees
What is acute triangles?
400
TRIPLE JEOPARDY:
Classify a triangle that has two acute angles and one obtuse angle
Obtuse Triangle
400
Classify this triangle by its sides: Scalene, Isosceles, or Equilateral?
Equilateral:
500
DOUBLE JEOPARDY
An angle that equals 180 degrees
A straight angle
500
Triangles that have one angle greater than 90 degrees
What is obtuse triangles?
500
What is the measurement of this angle?
50 degrees
500
DOUBLE JEOPARDY:
Classify this triangle by its angles: Acute, Obtuse, or Right
t?
Acute:
600
DOUBLE JEOPARDY:
What is the point where two rays meet?
Vertex
600
Triangles that have one 90 degree angle?
What is a right triangle?
600
What is the measurement of this angle?
144 degrees
600
Classify this triangle by its angles. Acute, Obtuse, or Right?
Obtuse: