From a glider 200 feet above the ground, two sightings of a stationary object directly in front are taken 1 minute apart (see the figure). What is the speed of the glider?

Q:From a glider 200 feet above the ground, two sightings of a stationary object directly infront are taken 1 minute apart (see the figure). What is the speed of the glider Step by Step Solution:Step 1 of 4:A glider is moving from point A to point B in 1 minutes. The diagram is shown below:First we have to find ,We know that tangent is the ratio of opposite by adjacent:In the triangle AOD,\n .........................................(1)