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Se consideră expresia E(x)=3+2supra x la a doua -2x+3

Răspuns :

a)A laterala=2(Lh+lh)=2h(24+12)=792
h=792/2·36
h=11
b) in tr dreptunghic ADC pitagora AC²=AD²+DC²=24²+12²
AC=12√5
IN TR DREPTUNGHIC ACC' pitagora AC'²=AC²+CC'²=720+121
AC'=D=29