Odpowiedzi

2010-04-11T17:15:07+02:00
792=1/2*(a+b)*h
792=1/2*(a+b)*24
33=1/2(a+b)
66=a+b
396=6a+6b
a/b=5/6
5a=6b
11a=396
a=36
11b=330
b=30