The value of ‘a’ if the external angles of a quadrilateral measures 66a°, 54a°, 39a°, 21a° is _____.
Answers
Answered by
2
Answer:
a=2
Step-by-step explanation:
as sum of all exterior angles is 360
Answered by
0
Answer:
Ans is a = 2
Step-by-step explanation:
sum of measure exterior angles of quadrilateral is 360*
therefore,
66a + 54a + 39a + 21a = 360
180a = 360
a = 360 / 180
a = 2
plz make me brainleast
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