The highest is 7 degrees and lowest is -8 so subtract and you get a difference of 15 degrees
        
                    
             
        
        
        
Right Triangles and the Pythagorean Theorem
The Pythagorean Theorem, a2+b2=c2, a 2 + b 2 = c 2 , can be used to find the length of any side of a right triangle.
The side opposite the right angle is called the hypotenuse (side c in the figure).
 
        
             
        
        
        
Answer:
question does not seem complete, from what i know it sounds like he should add up the test scores and divide it by five, that will give him his average which should be his grade, please update question if possible
i hope this helped ;)
 
        
             
        
        
        
It’s is Wright and you are going to come at the park tomorrow at night and then we can go tomorrow we