Question

Un romb are diagonala de lungimea 12 cm si 24 cm. Aria rombului este egala cu ...................... cm patrati

Answer 1

 [tex] A_{romb}=\frac{12\cdot24}{2}=144cm^2 [/tex]

Answer 2

$A_r_o_m_b= \frac{d_1\cdot d_2}{2}\\\\A_r_o_m_b= \frac{12\cdot 24}{2}=12\cdot12=\boxed{144\ cm^2}$