For the first one (aka 7)  you would write 10² wich is the same as 10×10 and so the answer is 100
For the second one (aka 8) you would write 3×3×3×3×3×3×3×3×3 and the answer is 486 square miles
        
             
        
        
        
Answer:
UV = 14 ft and m∠TUV = 45°
ST = 20 ft, UV = 14 ft, and m∠UST = 98°
Step-by-step explanation:
 
        
                    
             
        
        
        
7526.44 because you look at the thousanth place (the 2) and since it is less than 5 you round down
        
             
        
        
        
Answer:
b is wrong it is c
  hope it helped
Step-by-step explanation: