A star is written to show multiplication. It is a replacement for a dot or a x which is what you probably learned to be the "times" sign. In upper level maths, the "x" is replaced with a " * " to make it more legible and to avoid confusion with the variable "x".
Answer:
mi = 45(hr)
hr = mi/45
Step-by-step explanation:
Distance = 45 mph times the number of hours (time) D = 45t
time in hours = the number of miles (Distance) divided by 45 mph t = D/45
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➷ The formula for volume of a cylinder is:

The radius is half the diameter
Radius = 8/2 = 4
Substitute the values in:

Surface area = 
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45/480=9/96=3/32
the answer is 3/32
Answer:
x=2
y=4
Step-by-step explanation:
Explanation is in picture