va roog ! repede , plssss
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Răspuns:
AB-CD=73-23=50
AD=50
=>un triunghi isoscel dreptunghic VCC'
(C'C este inaltimea=>unghiul B=45°
Aria trapezului=(B+b)×h/2=
(73+23)×50/2=96×25=2400m^2
Aria/3=2400:3=800m^2
AE=800:50=16m
EG=800:50=16m