Answer:
1. atmosphere
2.oceans
3.crust
4.inner core
5. outer core
6.mantle
:)
x=10.8
Step-by-step explanation:
9²+6²=c²
81+36=c²
117=c²
√117=10.81
x=10.81
42+30=72
7+5=12
72-12=60
Blank=60