Question

11. What is the value of a?​

Answer 1

Answer:

$27a + 66a + 31a + 56a = 180$

$93 a + 87a = 180$

$180 a = 180$

$a = 1$

Answer 2

Answer:

66a + 27a + 56a + 31a = 360°

180a = 360°

a = 360 / 180

a = 2

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