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umowmy sie ze * to kwarat
3 i 3 czwarte to3,75
c*=2*+3,75*
c*=4+14,0625
c=pierwiastek z 18,0625
b = 2cm
c=?
a²+b²=c²
3¾² + 2² = c²
14 i 1/16 + 4 = c²
18 i 1/16 = c²
c = pierwiastek z 18 i 1/16
15/4kw+2kw=ckw
225/16+4=ckw
289/16=ckw
c=17/4 cm
licze na naj;)