Answer:
Quick not so accurate answer: ((15•13:)2)•50=4875m
More accurate answer: area of 1 triangle is ((15cm*15cm)*√3)/4 = (225*√3)/4 = 389.711432/4 = 97.427858cm2
to get the full hexagon multiply I by six, that is 584.567148cm2.
Then multiply that by its height that is 50cm to get the volume, that is 29228.3574cm3.