# PNG Mathematics Grade nine worksheets

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## This is my contribution to OERs from L4C3

- Flexible Open and Distance Education

# Grade 9 worksheet - Angles

Answer each of these questions below.

- What is an angle?

- _________________
- 2. What is the value of the third angle in a triangle that has angles of 26
^{0}and 45^{0}? - _________________
- 3. What is the corresponding angle to 68
^{0}? - ___________________
- 4. What is the complementary angle of 45
^{0}? - ___________________
- 5. What is the angle sum of a triangle?
- ___________________
- 6. What is the angle sum of a complementary angle?
- ___________________