Answer:
yvaires directly as x means
y=kx
y varies inversly with z means
y=k/z
therfor
y=(kx^2)/z
k=constant of variation
6=(k9^2)/27
6=(k81)/27
6=3k
divide both sides by 3
2=k
the constant of variation is 2
Step-by-step explanation:
Answer:
look below
Step-by-step explanation:
a. 3.888mm^2
b. 162km^2
c. 0.36cm^2
d.20.25cm^2
e. 9.6m^2
f. 128.832km^2
g. 110.4m^2
h.9.15cm^2
I. 0.084km^2
Answer:
63. It is not a perfect square like the others.
or
16. It is the only even number
I would take into consideration what you have been learning to make the choice of which one would better fit the assignment. ( I would think that it would be 63, but it could be either.)
See ron drwa 16 cards which means 4 card from each suit
4*4=16
total number of cards in each suit is 13-4=9