Answer:
The answer is 72 square inches, since there are 24 triangles, and you do 36*48/24, which equals to 72.
 
        
             
        
        
        
I believe the answer is feet
        
                    
             
        
        
        
Answer:
10 quarters and 15 dimes
Step-by-step explanation:
25 = Quarters +  Dimes
Total worth = $4.00 =  0.25* Quarter +  0.1*Dimes
so...
25 = Q + D ,     D = 25 - Q
4 =  0.25*Q + 0.1 * (25 - Q)
4 = 0.25 * Q + 2.5 - 0.1*Q
1.5 = 0.15Q
Q = 10
D = 15