It's a half of an equilateral triangle because their angles measure 30° and 60° (an equilateral triangle has 3 angles of 60°)
So x=(2h/√3)/2=h√3=27√3≈15.6
        
             
        
        
        
Answer:
2/9
Step-by-step explanation:
After Caroline's share,
1 - 1/9 = 8/9 is left
Sarah gets:
1/(1+3) of 8/9
1/4 × 8/9
2/9
 
        
             
        
        
        
You have 342 days left of school.
365 - 23 = 342
 
        
             
        
        
        
Answer:
F has 10 marbles and I has 5 marbles.
Step-by-step explanation:
First, I subtracted 10 from 15 since F has 10  more marbles than I. When I subtracted I got 5. 
Hope this helps!!!!