October 2018 1 15 Report

1. Zamień na :

a) cm kwadr. : 2 dm kwadr., 5 m kwadr., 30 mm kwadr., 2 a

b) m kwadr. ; 400 dm kwadr., 5000 cm kwadr., 2 ha, 7 a

c) ary: 300 m kwadr., 800 dm kwadr., 45 000 cm kwadr., 18 ha

d) hektary: 30 000 m kwadr., 2 km kwadr., 500 0000 dm kwadr., 112 a

Wzór: 2 dm kwadr. = 2 dm * 2 dm = 20 cm * 20 cm =200 cm kwadr.


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