Sara is standing 12 feet away from the base of a tree and tries to measure the angle of elevation to the top. She is unable to get and accurate measurement, but determines that the angle of elevation is between 55 degrees and 65 degrees. Which of the following values are reasonable estimates
for the tree height?

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step-by-step explanation:

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.