Answer:
4 by 10
Step-by-step explanation:
4 times 10 is 40 (length times width)
4+4+10+20=28
The answer is 14. y = 14 hope it helps.
Answer:
The height of the tree is 16.67 feet.
Step-by-step explanation:
Refering the figure, let the height be "x" feet.
It is evident that triangles ABC and triangle EDC are similar.
(as both man and tree are perpendicular to the ground)
thus, 
hence,

Thus,
.
Ummm me dont do math but i say dat it wuz a goowd numbwa 2
(4x - 10) + (12x + 6) = 68
16x - 4 = 68
16 x = 72
x = 4.5
So, 12 (4.5) + 6 = 60