Question Number 184719 by sonukgindia last updated on 10/Jan/23
Answered by mr W last updated on 11/Jan/23
Commented by mr W last updated on 11/Jan/23
$${A}+{C}={A}+{B} \\ $$$$\Rightarrow{C}={B} \\ $$$${A}+{C}+{E}={B}+{D}={half}\:{of}\:{square} \\ $$$$\Rightarrow{A}+{E}={D}=\frac{\mathrm{4}×\mathrm{5}}{\mathrm{2}}=\mathrm{10}\:\checkmark \\ $$