Answer:
60
Step-by-step explanation:
We can use the pythagorean theorem to find the leg. 
10^2+x=13^2
x=12
We now find the area given the height of the triangle.
10 X 12=120
120/2=60
 
        
                    
             
        
        
        
Factors of 30: 1,2,3,5,6,10,15,30
        
             
        
        
        
Answer:
can not
Step-by-step explanation:
 
        
             
        
        
        
X=6
Z=8 so X:Z
=. 6/8
So 2 goes into both 6 and 8 so divide numerator and denominator by 2 which = 3/4