B) 12.75
Just add them all together
10+15+14+8+18+11+12+12+10+10+17+16=153
The devide the anser by the ammount of numbers you added together
153÷12=12.75
Answer:
D.
Step-by-step explanation:

X⁴ + x³ - 2x² + x + (2x⁴ - 2x²<span> - 3) =
</span>x⁴ + x³ - 2x² + x + 2x⁴ - 2x² - 3 =
3x⁴ + x³ - 4x² + x - 3 ← <span>the missing polynomial</span>
Answer:
z=110
a=69
b=47
c=116
d=93
e=86
Step-by-step explanation:
Answer:
1. 210 m³
2. 320 in³
3. 189 m³
4. 150 cm³
5. 576 ft³
6. 240 m³
7. 220 cm²
8. 150 ft²
9. 132 in²
10. 592 m²
Step-by-step explanation:
Volume = l × w × h
Area = 2 (wl + hl + hw)
Volume is always cubed.(³)
Area is always squared (²)
Plug it in.