An aircraft is descending to land at an airport in the morning. The aircraft is landing to the east, so that pilot has the sun in his eyes. The aircraft has a speed v and is descending at an angle , and the sun is at an angle above the horizon. Find the speed with which the aircraft’s shadow moves over the ground.

Question

An aircraft is descending to land at an airport in the morning. The aircraft is landing to the east, so that pilot has the sun in his eyes. The aircraft has a speed v and is descending at an angle  , and the sun is at an angle   above the horizon. Find the speed with which the aircraft’s shadow moves over the ground.

anonymous · Answer

its in other words find the horizontal velocity, an easy question