dane:
a = 6cm
b = 8cm
D" = 42cm
szuk.:
a" =?
b" =?
D =2(6+8)cm =28cm
k =D"/D
k =42cm/28cm
k =1,5
a" =6cm x k =6cm x1,5
a" = 9cm
========
b" =8cm x k = 8cm x1,5
b" =12cm
=========
Odp.Boki tego prostokąta wynoszą 9cm i 12cm.
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dane:
a = 6cm
b = 8cm
D" = 42cm
szuk.:
a" =?
b" =?
D =2(6+8)cm =28cm
k =D"/D
k =42cm/28cm
k =1,5
a" =6cm x k =6cm x1,5
a" = 9cm
========
b" =8cm x k = 8cm x1,5
b" =12cm
=========
Odp.Boki tego prostokąta wynoszą 9cm i 12cm.