a 5 ft tall girl stands on level ground the sun is 25 degrees above the horizon. how long is her shadow?
For unlimited access to Homework Help, a Homework+ subscription is required.
A 4.00-m-long pole stands vertically in a lake having a depth of 2.00 m. When the Sun is 40.0 degrees above the horizontal, determine the length of the pole's shadow on the bottom of the lake. Take the index of refraction for water to be 1.33.
The angle of elevation of the sun is decreasing at a rate of 0.25 rad/h. How fast is the shadow cast by a 400-ft-tall building increasing when the angle of elevation of the sun is π/6?
A 4.00-m-long pole stands vertically in a freshwater lake having a depth of 2.15 m. The Sun is 37.0° above the horizontal. Determine the length of the pole's shadow on the bottom of the lake.