P₁=28cm² -----pole prostokąta ABCD
P₂=14·8=112cm²---pole prostokata A`B`C`D`
28/112=¼ skala K²=¼ to K=½
x/8=½ x/14=½
2x=8 2x=14
x=4cm x=7cm
odp:Wymiary prostokata A`B`C`D`: 4cm × 7cm
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P₁=28cm² -----pole prostokąta ABCD
P₂=14·8=112cm²---pole prostokata A`B`C`D`
28/112=¼ skala K²=¼ to K=½
x/8=½ x/14=½
2x=8 2x=14
x=4cm x=7cm
odp:Wymiary prostokata A`B`C`D`: 4cm × 7cm