The double ladder

The double ladder has three meters-long shoulders. What is the height of the upper ladder reach if the lower ends are 1.8 meters apart?

Correct answer:

x =  2.8618 m

Step-by-step explanation:

a=3 m b=1.8/2=109=0.9 m  a2 = b2 + x2 x=a2b2=320.92=2.8618 m



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
See also our right triangle calculator.
See also our trigonometric triangle calculator.

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1   video2

Related math problems and questions: