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WAEC Mathematics 2020 Paper
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© africaexams.com
Question : 27
Total: 48
Each interior angle of a regular polygon is 168
o
. Find the number of sides of the polygon
30
36
24
18
Validate
Solution:
Exterior angle = 180
o
- 168
o
Number of sides =
360
o
12
= 30
o
© africaexams.com
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