Vocabulary
Angles
Supplementary
Complementary
Triangles
Cross Sections
100
What is an acute angle?
An angle with less than 90 degrees
100
True or False
Vertical angles share the same angle measurement.
True
100
87, 76, x
Find the missing angle measurement.
17
100
What is the missing angle measurement if one angle measures 70 degrees?
20
100
The sum of all the angles of a triangle equal ______ degrees.
180
100
What is a cross section?
The 2-dimensional shape created from slicing a
3-dimensional object with a plane.
200
What is a vertical angle?
Opposite angles formed by the intersection of two lines.
200
True or False
Adjacent angles always measure 180 degrees.
False
200
Which angle set cannot be supplementary angles?
A. 91, 87, 13
B. 90, 45, 45
C. 174, 2, 4
A, 91, 87, 13
200
True or False
Complementary angles create a 180 degree angle.
False
200
Name the triangle by its sides
scalene
200
Identify the cross section of the cone.
300
What is an equilateral triangle?
A triangle with 3 sides the same length
300
True or False
Congruent angles measure the same size.
True
300
What is the measurement of angle x?
80 degrees
300
Find the missing angle.
20, 30, x
40
300
Name the triangle by its angles
acute
300
Identify the cross section of the sphere.
400
What is a scalene triangle?
No sides are the same length
400
2 or more angles whose sum is 90 degrees
What is a complementary angle?
400
What is the measurement for angle x?
104 degrees
400
What is the missing angle?
17
400
Find the missing angle measurement.
80 degrees
400
Identify the cross section of the rectangular prism.
500
What is an isosceles triangle?
2 sides are the same length
500
2 or more angles whose sum is 180 degrees
What is a supplementary angle?
500
What is the measurement of angle x?
x - 5 + 151 = 180
x + 146 = 180
x = 34
500
What is the measurement of angle x?
x + 2 + 25 = 90
x + 27=90
x = 63
500
Find the missing angle measurement.
29 degrees
500
Identify the cross section of the cylinder.
