The figure shows a person estimating the height of a tree by looking at the top of the tree with a mirror. Assuming that both the person and the tree form right angles with the ground, which of the following proportions can be used to estimate the height of the tree?

http://media.apexlearning.com/Images/201307/01/10b5668b-b27b-4e65-9ca7-33da09bbddd0.JPG

A. h/5=12/6
B. h/1=6/5
C.h/6=5/12
D.h/5=6/12

Question

The figure shows a person estimating the height of a tree by looking at the top of the tree with a mirror. Assuming that both the person and the tree form right angles with the ground, which of the following proportions can be used to estimate the height of the tree? 

http://media.apexlearning.com/Images/201307/01/10b5668b-b27b-4e65-9ca7-33da09bbddd0.JPG

 		A.	h/5=12/6
 		B.	h/1=6/5
 		C.h/6=5/12	
 		D.h/5=6/12

welshfella · Answer

the 2 triangles formed are similar so correspond sides are in the same proportion

welshfella · Answer

for example  5 in the small triangle corresponds to 12 in the large one

anonymous · Answer

so its C

welshfella · Answer

what side in the large triangle corresponds to 6 in the small one?

welshfella · Answer

yes