what is the volume of the right triangular prism in cubic meters?

Find the area of the triangular side using the area formula 1/2 x H x B
Area = 1/2 x 23 x 14 = 161 square m.
Now multiply the area by the depth of the prism which is given as 11 m.
Volume = 161 x 11 = 1,771 cubic meters