Identifying Angles
Types of Triangles
Find the Missing Angle (triangles)
Find the Missing Angle (quadrilaterals)
Bonus
100
What is it called when an angle is 180 degrees?
Straight angle
100
What type of triangle has sides that are all the same length?
Equilateral triangle
100
Find the missing angle.
15* + 150* + ___ = 180*
15*
100
Find the missing angle.
15* + 150* + 15* + ___ = 360*
180
100
name a angle
less then 90* 90* more than 90* 180*
200
Name this angle.
Right
200
Identify this triangle
Isosceles triangle
200
Find the missing angle.
90* + 45* + ___ = 180*
45*
200
Find the missing angle.
15* + 150* + 10* + ___ = 360*
185
200
name a acute angle
Less then 90* degrees
300
What is an example of an acute angle?
Any angle less than 90 degrees.
300
Is this a scalene triangle yes or no
No. It is an isosceles triangle
300
Find the missing angle.
10* + 140 + ___ = 180*
30*
300
Find the missing angle.
45* + 150* + 15* + ___ = 360*
70
300
Name this angle
equilateral
400
What is an example of an obtuse angle?
More than 90 degrees.
400
What makes scalene triangle?
All the sides have different lengths.
400
Find the missing angle.
78* + 24* + ___ = 180*
78*
400
Find the missing angle.
25* + 145* + 20* + ___ = 360*
170
400
is this an isosceles or a equilateral or a scalene?
isosceles
500
Identify the angle of this triangle.
Right Angle
500
If an right angle is 90 degrees how how much is 90 degrees times 2?
180*
500
Find the missing angle.
60* + 60* + ___ = 180*
60*
500
Find the missing angle.
35* + 150* + 15* + ___ = 360*
160
500
What is 90* times 4*
360*