15
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
21
Step-by-step explanation:
factors of 42: 1,42, 2,<u>21</u>, 3,14, 6,7
factors of 63: 1,63, 3,<u>21</u>, 7,9
 
        
             
        
        
        
Answer: 17 square inches.
Step-by-step explanation: Area of a triangle is 1/2 x b x h. We can just take the area of half of the whole triangle, and double it. In this case, half of the triangle has an area of 1/2 x 3.4 x 5 = 8.5. Doubling it is the same is doing 8.5 x 2, which equals 17.
 
        
             
        
        
        
Answer:
Read it and do your best
Step-by-step explanation:
 
        
             
        
        
        
Answer:
-6.25 tI am not sure if this can help you but this is what I got