Answer:
3m^4
second one
this ^ means exponent
Step-by-step explanation:
Formula for volume of cone:
V = 
r = 6 km
h = 12 km
V = 
V = 
V = 
V = 452.389 km^3 <----------------------Using the calculators pi button
V = 452.16 km^3 <-------------------------Using 3.14 for pi
Hope this helped!
~Just a girl in love with Shawn Mendes
Answer:
x + y = 11
10x + 5y = 80
Step-by-step explanation:
Answer:
78.5÷3.14=25
56.272×41.2=2318.4064
429×338×712=103241424
447÷513=0.8713450292
Step-by-step explanation:
hope it will help!