/u/NotEAcop's posts in /r/askscience
1 upvotes
Mark as read: Add to a list
When using Trigonometry to estimate the width of a river or the height of a building. How would you find the angle from your 2nd position to the reference object?
1 upvotes
Mark as read: Add to a list
1 upvotes
Mark as read: Add to a list