The volume is 12.5 hope it helps
Answer:
two different ways this could be done.
Step-by-step explanation:
Answer:
2.8
Step-by-step explanation:
using cosine rule
= 
s =
= 2.842 = 2.8
If you can use a calculator, enter (4/1/4)/(4/1/2) and you will get 1/2
Answer:
Step-by-step explanation: you brine is smart use it