如图,在三角形ABC中,角ABC=135度,MN垂直平分AB,PQ垂直平分BC,则角MBP=

∵∠ABC=135°∴∠A+∠C=180°-∠ABC=180°-135°=45°∵,MN垂直平分AB,PQ垂直平分BC(M在AC上,N在AB上；P在AC上,Q在BC上）∴AM=BM,BP=CP∴∠ABM=∠A,∠CBP=∠C∴∠ABM+∠CBP=∠A+∠C=45°∴∠MBP=∠ABC-(∠ABM+∠CBP...