A 30-ft pole casts a shadow as shown in the figure.

Question

(a) Express the angle of elevation θ of the sun as a function of the length s of the shadow.

θ = ???

(b) Find the angle θ of elevation of the sun when the shadow is 45 ft long. (Round your answer to one decimal place.)

θ = ???

Answer 1

What time is it? You want side a or b. a is the sharpest angle.