iGCSE (2021 Edition)
9.02 Measuring angles
Worksheet
1
Specify the following as either a:
- Right angle
- Acute angle
- Obtuse angle
- Reflex angle
- Straight angle
a
b
c
d
e
f
g
h
i
j
2
For the following angles, decide if they are:
- Close to 60\degree
- Close to 120\degree
- Equal to 90\degree
a
b
c
d
e
3
For each of the diagrams below, approximate the size of the angle:
a
b
c
4
Classify each of the following pairs of angles using any of the terms in the list that apply:
- Adjacent
- Complementary
- Supplementary
- Vertically opposite
a
b
c
d
5
Determine whether each of the following pairs of angles are:
- Complemetary angles
- Supplementary angles
- Neither
a
b
c
d
6
Among the marked angles in the diagram, find:
a
A pair of adjacent angles.
b
A pair of vertically opposite angles.
c
A pair of complementary angles.
7
In the following diagram find:
a
An angle that is vertically opposite to \angle CXD.
b
An angle that is supplementary with \angle AXB.
8
Find the value of x in each of the following diagrams:
a
b
c
d
e
f
g
h
9
Find the value of the pronumerals in each of the following diagrams:
a
b
c
d
e
f
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