Answer:
1700 cubic centimeters
Step-by-step explanation:
Add the volumes of the pyramid and the cube.
Vcube = s*s*s = 10^3 = 1000 cubic centimeters
Vpyramid = lwh / 3 = 10 * 10 * 21 / 3 = 700 cubic centimeters
Total volume
= Vcube + Vpyramid
= 1000 + 700
= 1700 cubic centimeters
