emmy8234 emmy8234
  • 24-04-2021
  • Mathematics
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how would I answer this question?

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mhanifa
mhanifa mhanifa
  • 24-04-2021

Answer:

  • x = 16

Step-by-step explanation:

Angle formed by two chords is the half of the sum of the intercepted arcs:

  • 7x + 3 = 1/2(152 + 78)
  • 7x + 3 = 115
  • 7x = 112
  • x = 112/7
  • x = 16
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