Answer:
The second option
Step-by-step explanation:
c=
c=20 m
Answer:
16
Step-by-step explanation:
Answer:
6/5
Step-by-step explanation:
We want to find one-half of the reciprocal of 7/sqrt(98). Let's write down an expression for this:

We can rewrite 98 into 


The square root of 49 is 7



This should be your answer. Let me know if you need any clarifications, thanks!