Sides
A triangle with no equal sides is called what?
Scalene
A triangle has angles of 40, 60, and 80 degrees. What kind of triangle is it?
Acute
If two angles are 27 and 11 degrees, what is the missing angle?
142
What kind of triangle (sides and angles) is the following:
12 degrees, 12 degrees, and 156 degrees
Obtuse and Isosceles
What do you call the corners of the triangle?
Vertices or Vertex
A triangle with 2 equal sides is called what?
Isosceles
A triangle has angles of 45, 45, and 90 degrees. What kind of triangle is this?
Right
If 2 angles are 74 and 61 degrees, what is the missing angle?
45
What kind of triangle (sides and angles) is the following:
60 degrees, 60 degrees, 60 degrees
Acute and Equilateral
180
A triangle with all equal sides is called what?
Equilateral
A triangle has angles of 120, 40, and 20. What kind of triangle is this?
Obtuse
If 2 angles are 90 and 36 degrees, what is the missing angle?
54
What kind of triangle (sides and angles) is the following:
45 degrees, 45 degrees, 90 degrees
Right and Isosceles
A triangle can have 2 right angles - true or false?
False
Can the sides make a triangle?
7, 1, 16
No
Can these angles form a triangle?
50, 85, and 45
Yes
35
What kind of triangle (sides and angles) is the following:
113 degrees, 27 degrees, and 40 degrees
Obtuse and Scalene
A triangle can have 2 obtuse angles - true or false
False
Can the sides make a triangle?
11, 9, 13
Yes
Can these angles form a triangle?
92, 74 and 45
No
What is angle b if the 3 angles in the triangle are 116, b and b?
116
b b
32
What kind of triangle (sides and angles) is the following:
90 degrees, 53 degrees, 37 degrees
Right and Scalene
A triangle can have a right angle with 2 acute angles - true or false
True