Answer:
Area = 12
i attached the formula to ger the area with the perimeter 
 
        
             
        
        
        
Expanded form is when you write a number using like the hundreds tens and ones places. Example: 521 = 500+20+1
        
                    
             
        
        
        
89 squared. The hypotenuse is equal to 9.434 which is 89 squared.
        
             
        
        
        
Answer:
15.6
Step-by-step explanation:
 
        
                    
             
        
        
        
The integral of e raised to x squared dx to the limit from 1 to 3 translating in equation we get 
∫1-3 e^(X^2) dx. 
Solving using scientific calculator, we have  1443.082471 or simply 1443.
<em>ANSWER: 1443</em>