The Top of a Ladder Slides Down a Vertical Wall

question 29

Short Answer

The top of a ladder slides down a vertical wall at a rate of 0.1m/s . At the moment when the bottom of the ladder is 3 m from the wall, it slides away from the wall at a rate of 0.2 m/s . How long is the ladder?

---

Definitions:

Original Price

The initial price set for a product or service before any discounts, rebates, or promotions are applied.

Price Elasticity

An assessment of the degree to which the demand or supply for a product varies following a price alteration.

Demand Curve

A graph showing the relationship between the price of a good and the amount of it that consumers are willing and able to purchase at various prices.

High-price Ranges

The upper levels of price points at which products or services are sold, often implying premium quality or exclusivity.