Answer:
Can't answer this without knowing the height of the rectangle ...
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
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:
42
Step-by-step explanation:
divide the total by the cost of each invite
Answer:
2
-1
x=4,y=11 (same in both equations)