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Brut [27]
3 years ago
9

Work out and explain angle size - i will mark you as brainliest

Mathematics
1 answer:
postnew [5]3 years ago
6 0

∠AXY=∠XBC=55°(corresponding angles)

XB=XC⇒ΔXBC is isosceles, so ∠XBC=∠XCB=55°

The sum of all the angles in a triangle is 180°⇒

55°+55°+∠BXC=180°

∠BXC=70°

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