Answer:
110.2
Step-by-step explanation:
We can break the image into two by taking the cuboid and the triangular prism separately.
Volume of the cuboid= 3.5x7x3 = 73.5
Volume of prism= Area of triangle x3
i.e. 2(1/2 x 3.5x3.5) x3= 36.7
Add both the volumes = 73.5+36.7= 110.2
