1.Hilary's Horse Hideaway is buying dirt to fill their circular training area. The training circle is 28 feet across. What is the area of the training arena? 2.The dirt is sold in truckloads that cover 75 square feet of ground. How many truckloads of dirt will Hilary need?

no robots and pls show you work :)

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?