Question

Salut, va rog punctele e, f, g, h si i, si cu desen, dau coroana!!!

Answer 1

$\it e)\ pr_{(VOB)} CD=OD\\ \\ f)\ pr_{(VCD)} M=M\\ \\ g)\ pr_{(ABC)} VO=\{O\}\\ \\h)\ pr_{(ABC)} VM=OM\\ \\ i)\ pr_{(ADC)} \Delta VBC=\Delta OBC$