题目内容
(请给出正确答案)
[主观题]
In the figure above, with B a point on the line AC, what is the measure of ∠XBZ? (Figure n
In the figure above, with B a point on the line AC, what is the measure of ∠XBZ? (Figure not necessarily drawn to scale.)
(1) BX bisects ∠ABY, which is a right angle, and BZ bisects ∠YBC.
(2) ∠ABX=∠XBY=∠YBZ=∠ZBC
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