How do they measure height of Mointains before electronic/GPS systems were avaiable?

503 viewsOther

How do they measure height of Mointains before electronic/GPS systems were avaiable?

In: Other

7 Answers

Anonymous 0 Comments

The answer is trigonometry which is really hard to ELI5. But they use 2 points on the ground with a known distance between them, then measure the angle from the top of the mountain to each of those points. With those 3 values and some trigonometry they calculate the height.

You are viewing 1 out of 7 answers, click here to view all answers.