What are the areas of the faces of the rectangular pyramid? Select all that apply. 12 in.2 24 in.2 30 in.2 20.8 in.2 60 in.2 61.
2 answers:
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Answer:
53.3324
Step-by-step explanation:
given that a thermometer is removed from a room where the temperature is 70° F and is taken outside, where the air temperature is 40° F.
By Newton law of cooling we have
T(t) =
where T (t) is temperature at time t,T =surrounding temperature = 40, T0 =70 = initial temperature
After half minute thermometer reads 60° F. Using this we can find k
So equation is
When t=1,
we get
Answer:
B) (in $)
Step-by-step explanation:
Value of $100 after 10 years if I earn 11 % interest per year is given by,
$
(in $)
We know that if,
Principal= P
Rate of annual compound interest = r %
Time = n year
then amount, A =