The foot of a ladder is 6m from the base of an electric p...
The foot of a ladder is 6m from the base of an electric pole. The top of the ladder rest against the pole at a point 8m above the ground. How long is the ladder?
14m
12m
10m
7m
Correct answer is C
H2 = 82 + 62 + 62
H2 = 64 + 36 = 100
H = √100 = 10m
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