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Can someone help me find AB and BC

Can someone help me find AB and BC
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6 votes
Can someone help me find AB and BC

Can someone help me find AB and BC-example-1
User Andy Tolbert
by
8.5k points

1 Answer

3 votes
  • 3x + 2x + 5 + 5x + 15 = 180 [angles on a line add to 180 degrees]
  • 10x + 20 = 180 [combine like terms]
  • 10x = 160 [subtract 20 from both sides]
  • x = 16 [divide both sides by 10]

Arc AB measures 3(16) = 48 degrees.

Arc BC measures 2(16) + 5 = 41 degrees.

User Yhondri
by
8.1k points
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