Question

Find the number of sides of a regular polygon whose interior angle
measures 144°.

Answer 1

Interior angle =144∘144∘

Exterior angle =180∘−144∘180∘−144∘

=36∘=36∘

∴no. of sides=360∘Exteriorangle∴no. of sides=360∘Exteriorangle

360∘36∘=10

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