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16-05-2020
Mathematics

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Work out the number of sides tile A has.
Both tile A and tile B are regular polygons

Work out the number of sides tile A has Both tile A and tile B are regular polygons class=

Respuesta :

16-05-2020

Answer:

12

Step-by-step explanation:

since tile B is a regular polygon means it is an equilateral triangle. The angle inside B would be 60.

(360 - 60)/2 = 150 (interior angle of tile A)

180 - 150 = 30 (exterior angle of tile A)

therefore number of sides = 360 /30 = 12

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