Answer:
She will need approximate of plastic border
Step-by-step explanation:
we know that
The circumference of a circle is equal to
In this problem we have
substitute
----> exact value of the length of plastic border
assume
---> approximate value of the length of plastic border
Answer:
The last answer is it I think.
Step-by-step explanation:
Im not 100% about how this question is explained or written but i think its 8
Answer: 40 mins
Step-by-step explanation:
10=20%
20=40%
30=60%
40=80%
50=100%
Answer:
85 meters in total
Step-by-step explanation:
The submarine first descended 45 meters and then 40 meters
45+40=85