A= (1/2) b*h
h=3 sqrt3
A= (1/2)*6*3sqrt3
A= 9sqrt3 square inches
The population of the Bulbul birds at the start of the migration season is 1800.
<h3>
Exponential function</h3>
An exponential function is given by:
y = abˣ
Let y, x are variables, a is the initial value and b is the multiplication factor.
Let P be the population of the bird t days since the start of the migration season.

The population of the Bulbul birds at the start of the migration season is 1800.
Find out more on Exponential function at: brainly.com/question/12940982
Actually, the area of the square is 49 cm^2.
The length of one side is sqrt(49 cm^2) = 7 cm (answer)
If the radius is doubled, volume would increase by 4 times.
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4/3=1.33 of a gallon
11/2=5.5 hours
4÷1.33=3.008
3.008×5.5=16.544
16.5 hours