A waterslide descends 20 m over a horizontal distance of 50 m.What is the slope of

问题描述:

A waterslide descends 20 m over a horizontal distance of 50 m.What is the slope of
the waterslide?Answer,with a positive value,to the nearest tenth.

i=2/5
The anwser is correct翻译一下题目滑水道下降20米的水平距离50米。水上滑梯的斜坡是什么?回答,用一个积极的价值,到最近的第十位。