IDNStudy.com, ang perpektong platform para sa eksaktong at mabilis na mga sagot. Magtanong ng anumang bagay at makatanggap ng kumpleto at eksaktong sagot mula sa aming komunidad ng mga propesyonal.

A 15ft long ladder is leaning against a high wall. If the base of the ladder is pushed towards the wall at the rate of 4ft/s , at what rate is the top of the ladder moving up the wall when the base of the ladder is 12ft?​