A woman stands at a horizontal distance x from a mountain and measures the angle of...
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A woman stands at a horizontal distance x from a mountain and measures the angle of elevation of the mountaintop above the horizontal as 0. After walking a distance d closer to the mountain on level ground, she finds the angle to be . Find a general equation for the height y of the mountain in terms of d, 4, and 0, neglecting the height of her eyes above the ground. A woman stands at a horizontal distance x from a mountain and measures the angle of elevation of the mountaintop above the horizontal as 0. After walking a distance d closer to the mountain on level ground, she finds the angle to be . Find a general equation for the height y of the mountain in terms of d, 4, and 0, neglecting the height of her eyes above the ground.
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