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2014-06-06T15:36:39-03:00
A = (B + b) h / 2

122,5 = (20 + 15) h /2
122,5 = 35h /2
122,5.2 = 35h
245 = 35h
h = 245/35
h = 7 m
1 5 1
2014-06-06T15:44:39-03:00
A=(B+b)h/2
122,5=(20+15)h/2
122,5=35 h2
122,5=. 2=35h
245=35h
h=245/35
h=7m