Question

find the sum of a + b + c + d in the following figure​

Answer 1

Answer:

375

Step-by-step explanation:

a-110

b-85

c-70

d-110

a+b+c+d = 375

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Answer 2

1. a=180-70=110
2. b=180-95=85
3. c=180-110=79
4. d=180-(360-275) =85 [sum of the interior angles of polygon with side n is (n-2)*180]

therefore a + b + c + d =359