A ladder 20 ft long leans against a vertical wall. If the top end slides downwards at the rate of 2ft per second, what w
Posted: Wed Jul 13, 2022 8:07 pm
a) -19/54
b) -21/54
c) -23/54
d) -25/54
b) -21/54
c) -23/54
d) -25/54
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