Răspunsuri

2014-11-02T12:24:55+02:00
A=(bxh) :  2
A= (60 x 35):2 ( am transformat dm in cm )
A=  2100 :2
A = 1 050 cm patrati
4 5 4
2014-11-02T12:25:28+02:00
Ai 3.5 dm, transformandu-i iti da 35 cm... Avem formula A = \frac{b x h}{2} , inlocuim, avem A=  \frac{60 x 35}{2} deci 1050  cm^{2}
2 4 2