1 Answer

Recneps · Answer 1 · 2022-12-15T06:23:53+0000

Answer:

sum of angles = 40 + (8x + 4) + (3x + 4) = 180

Collecting all similar terms, the equation above becomes

11x + 8 = 140 ---> x = 12

Therefore. angle S = 3x + 4 = 3(12) + 4 = 40

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