79 is 4 below 83 so her next grade needs to be 4 above in order to get an average of 83. The answer is 87.
Ok so we know that the distance around the circle (or circumference) is equal to the diameter times pi.
This means that

d being the diameter,
This means that:

= 12.00028271
= 12 m
So the diameter of the circle is 12 metres.
Hope this helped
Answer:
24 times
Step-by-step explanation:
P(5 or 6) = 2/6
2/6 = x/72
cross-multiply:
6x = 144
x = 24
A perfect cube is a cube that reduces "perfectly" without any decimals. Examples include √25 = 5
√100=10
Answer:
x=1±√47
Step-by-step explanation:
it's up above.