P=a²
P= 50
a²=50
a= √50 = 5√2
d=a√2
d=5√2 *√2
d= 5*2
d= 10
P=50cm²
a=√50
a=5√2
d=5√2*√2=5*2=10 [cm]
Przekątna kwadratu ma 10cm
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P=a²
P= 50
a²=50
a= √50 = 5√2
d=a√2
d=5√2 *√2
d= 5*2
d= 10
P=50cm²
a²=50
a=√50
a=5√2
d=a√2
d=5√2*√2=5*2=10 [cm]
Przekątna kwadratu ma 10cm