yayah

This page lists questions and answers that were posted by visitors named yayah.

Questions

The following questions were asked by visitors named yayah.

A ladder 25 m long leans against a vertical all. If the lower end is being moved away from the wall at the rate 6m/sec, how fast is the height of the top decreasing when the lower end is 7m from the wall?
12 years ago

Answers

The following answers were posted by visitors named yayah.