1.

A ladder is resting against a vertical wall and its bottom is 2.5 m away from the wall. If it slips 0.8 m down the wall, then its bottom will move away from the wall by 1.4 m. What is the length of the ladder?

A. 6.2 m
B. 6.5 m
C. 6.8 m
D. 7.5 m
Answer» C. 6.8 m


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