Answer:
422.39 sq cm
Step-by-step explanation:
Find the area of the circle and subtract the area of the rectangle from it.
Circle area: pi*12^2, 144pi sq cm
REctangle area: 10*3=30sq cm
144pi-30≈422.39
 
        
             
        
        
        
Answer:
5
Step-by-step explanation:
a^2 + b^2 = c^2
4^2 + 3^2 = c^2
16 + 9 = c^2
25 = c^2
c = 5
 
        
                    
             
        
        
        
Answer:
No, Tina is not correct since 3.4 × 105 = 357 and 8.25 × 104 = 858
 
        
                    
             
        
        
        
Answer:
5
Step-by-step explanation:
5 square, which means 5 multiplied by 5 gives you 25