ExamPlay Dark Logo
Registrazione

Mathematics for IGCSE & O level - Angles (Section 2 - No. 4)

If a regular polygon has 9 sides, how many degrees are in each exterior angle?
20°
40°
50°
60°

Spiegazione

Exterior angle = 360° / number of sides = 360 / 9 = 40°.

Commenti (0)

Annuncio