Kweku walked 8m up to slope and was 3m above the ground. If he walks 12m further up the slope, how far above the ground will he be?
-
A.
4.5m -
B.
6.0m -
C.
7.5m -
D.
9.0m
Correct Answer: Option C
Explanation
By similar triangles, (frac{8}{3}) = (frac{8 + 12}{h})
(frac{8}{3} = frac{20}{h})
h = (frac{3 times 20}{8})
= 7.5m