alleryStart learning →A 10 m ladder leans against a wall at 60° to the ground. At what height does its top touch the wall?
A10√3 m
B5 m
C5√3 m
D10/√3 m
Answer & Solution
Correct answer: C. 5√3 m
The height is ladder length times sin 60°, which is 10 times √3/2, giving 5√3 m.
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