A man standing near a radio station antenna observes that the angle of elevation to the top of the antenna is b = 63°. He then walks 100 feet further away and observes that the angle of elevation to the top of the antenna is a = 42°. Find the height of the antenna to the nearest foot. ( Hint : Find x first.) 
__________ ft
Definitions:
Probability
A measure of the likelihood that an event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.
Sampling Distribution
This is the probability distribution of a given statistic based on a random sample.
Variance
A measure of the spread or dispersion of a set of data points, indicating how much the values differ from the mean of the set.
Standard Deviation
A statistical index that quantifies the spread or dispersion of a dataset relative to its mean, indicating how spread out the data points are.
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