37 is the answer, so you know that 53 is one of the angles given and there is a 90 degree angle, so all you do is 53+90=180, then you get 143=180, then subtract 180-143=37 and the real answer is 37. Hope this helps!! :)
Write a well-organized paragraph that explains 3 ways fractals are used and give examples to support your choices. This is an opportunity to demonstrate the use of the reasoning skills developed in chapter 2.
