A 20-foot ladder is leaning against a building. If the bottom of the ladder is sliding along the pavement directly away from the
building at 2 ?feet/second, how fast is the top of the ladder moving down when the foot of the ladder is 3 feet from the? wall?The top of the ladder is moving down at a rate of _____ ?feet/second when the foot of the ladder is 3 feet from the wall. ?(Round to the nearest thousandth as? needed.)
1 answer:
You might be interested in
First you should set up fractions equal to each other to see the size ratio
8/34 = x/1.2
As to make comparable fractions. Then you would cross multiply in order to get
Divide both sides by 34 and you should get an answer of 0.28m for the model beam.
8/34 = x/1.2
As to make comparable fractions. Then you would cross multiply in order to get
Divide both sides by 34 and you should get an answer of 0.28m for the model beam.