Asked by Shelley Nicole
An observer on the ground at point A watches a rocket ascend. The observer is 1200 feet from the launch point B. As the rocket rises, the distance d from the observer to the rocket increases.
a. Express the measure of angle A in terms of d.
b. Find the measure of angle A if d = 1500 feet.
c. Find the measure of angle A if d = 2000 feet.
a. Express the measure of angle A in terms of d.
b. Find the measure of angle A if d = 1500 feet.
c. Find the measure of angle A if d = 2000 feet.
Answers
Answered by
Steve
cosA = 1200/d
Now just plug in the values for d to find cosA.
Now just plug in the values for d to find cosA.
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