While nic was walking at the house she noticed a cat stuck between the roof he wants to help so heroes to get a adult, she is able to that the stands of roof are 15meters high , nic is standing 45 meters away but he's not absolutely sure at what angle he should put the latter. he does Tan-1(x)=15/45 then he got 18 degrees
Dan and a few friends are having a compatition of who can dive into the pool from the edge and land in the middle on their first try. Dan knowing the middle of the pool is 4 ft away he decides to dive 6 ft in at and angel of 60 deg. cos(60) times 4= 0.125 ft