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.
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a)
2dm²=200 cm²
5m²=50000 cm²
30 mm²= 0,3 cm²
2a= 200 m² = 2000000 cm²
b)
400 dm²= 4 m²
5000 cm²=0,5 m²
2 ha= 200 a = 20000 m²
7a = 700 m²
c)
300m²= 3 a
800 dm² = 8 m² = 0,08 a
45000 cm²= 4,5 m²= 0,045 a
18 ha = 1800 a
d)
30000 m²= 3 ha
2km²= 2000000 m²= 200 ha
5000000 dm² = 5 ha
112 a =1,12 ha