Rotation of shapes is not required for any left-hand panels, but it should not change any example's sorting if it is considered.
Adjacent-numbered pages: BP1126 BP1127 BP1128 BP1129 BP1130  *  BP1132 BP1133 BP1134 BP1135 BP1136
nice, precise, allsorted, pixelperfect, unorderedpair
2_shapes [smaller | same | bigger]
Leo Crabbe