Answer:
Step-by-step explanation:
1st one is 820000000000000000, or 8.2e+17
2nd one is 4,100,000,000,000, or 4.1e+12
I got B) 72 cm^3
cube area= 4
rectangle area= 18
4*18= 72
4x^3y^2(3) /10
Answer: 6/5 X^3 y^2
10
4 x 10 = 40
40 + 12 = 52
