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10-09-2021
Mathematics

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20) What is the measure of one exterior angle for the regular polygon below?
OA) 20 degrees
O B) 34 degrees
OC) 40 degrees
OD) 56 degrees

20 What is the measure of one exterior angle for the regular polygon below OA 20 degrees O B 34 degrees OC 40 degrees OD 56 degrees class=

Respuesta :

mdejazulhaque1972 mdejazulhaque1972

11-09-2021

Answer:

Angle of the interior angle=(n-2)×180/9

=(n-2)×20

=9-2×20

=7×20

=140

Therefore,

Exterior angle=180-interor angle

Exterior angle=180-140

=40°

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