what is the value of a?
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Answer:
2°
Step-by-step explanation:
sum of all exterior angles of a quadrilateral is 360°
66à°+56a°+31a°+27a°=360°
180a°=360°
a°=360/180=2°
Answered by
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Answer:
66a+56a+31a+27a=360°
180a°=360°
a=360/180
a=2
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