Please solve the pictured question and show the work that results in the answer of 1.71ft/s. the soccer player is 5ft tall

Snapchat . 1:36 PM 1 2 0 70% X A 5 ft tall soccer player is running at 12 ft / sec away from a big light source 40 ft above the ground. How fast is the length of the player's shadow increasing? Note: Round your final answers to TWO decimal places. (ex. 4.123 should be entered as 4. 72, and 25 should be entered as 25.00) 1.50 * ft / sec Note: Object is not drawn to scale. The correct answer is: 1.71 Make comment or override mark