ameerhh2004
ameerhh2004 ameerhh2004
  • 03-04-2020
  • Mathematics
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DeanR
DeanR DeanR
  • 03-04-2020

a.   XBC=55° because it's a corresponding angle to AXY=55°

b. XCB=55° too because it's an isosceles triangle

BXC=180° - 55° - 55°

BXC = 70°

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