Answer:
121, 64, and 16
Step-by-step explanation:
A perfect square is the product of a rational number multiplied by itself. So 11*11=121, 8*8=64, and 4*4=16
A because, all the numbers multiplied by those factors equals their spot in the number
Answer: (27- 4/3 pi) r^3
Step-by-step explanation: 1. Volume of a cube: V= a^3, V= 3^3 , V=27
2. Volume of a sphere: V=4/3 pi r^3 ......
3.8 is the answer you already figured it out