1) line PR and line QT are... a) parallel b) perpendicular c) intersecting 2) line PR and line SU are... a) parallel b) perpendicular c) intersecting 3) line WX and line YZ are... a) parallel b) perpendicular c) intersecting 4) line WY and line YZ are... a) parallel b) perpendicular c) intersecting

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恢復自動保存: ?