Tick (✓) the correct answer:


Tick (✓) the correct answer:

The measure of each exterior angle of a regular polygon is 40°. How many sides does it have?

(a) 8

(b) 9

(c) 6

(d) 10


(b) 9

Each exterior angle of a regular $\mathrm{n}-$ sided polygon $=\frac{360}{n}=40$

$\Rightarrow n=\frac{360}{40}=9$

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