Does anyone know the answer

Yes simply do 10 x 5 x 3.2

So to find the answer you have to multiply all the side measurements so that equals 160 cubic metres

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .

Hold on lemme do the work