Answer:
2
Step-by-step explanation:
1
because the triangles are isosceles, that means that the area of Z is 5x5x1/2, which equals 12.5
the area of X is 4.5
the area of y is 8
(8+4.5)/(12.5) = 1
1box = 1400/7 = 200
200×3=600
1400+600=2000
C
