Printable Worksheets
Popular Worksheets
Example:
B
C
A
80o
40o
55o
Grades:
4
5
6
7-12
Example: I am made of a vertical and a horizontal line. Who am I?
right angle
Grades:
4
5
Example:
B
C
A
A is the vertex and AB and AC are the sides.
B is the vertex and AB and BC are the sides.
C is the vertex and BC and CA are the sides.
Grades:
3
4
Example: ABC = 20o
obtuse angle
acute angle
right angle
Grades:
5
Example:
B
C
A
A
B
C
Grades:
2
Example: Are AEC and DEA adjacent angles?
E
C
A
B
D
False
True
Grades:
7-12
Example:
B
C
A
Line AB and Line AC
Line AB and Line BC
Line BC and Line CA
Grades:
2
Example:
B
C
A
obtuse angle
acute angle
right angle
Grades:
4
Example: Name the acute angle
BCA
ABC
B
C
A
Grades:
5
Example: If angle AEC is 40° and angle DEC is 180° then what is angle DEA?
E
C
A
B
D
150°
140°
130°
Grades:
7-12
Example: Angle DBA and angle ABC are supplementary angles. If angle ABC is 40°, what is angle DBA?
B
C
A
D
150°
140°
130°
Grades:
7-12
Example: Line AB and Line CD are intersecting lines. If angle AEC is 40°, what is angle AED?
E
C
A
B
D
150°
140°
130°
Grades:
7-12