Want this question answered?
Be notified when an answer is posted
Chat with our AI personalities
By using trigonometry or using Pythagoras' theorem for a right angle triangle.
There are multiple advantages to using a folding knife. The one advantage that seems to really stand out is that with a folding knife verses a fixed, the folder is able to be easily concealed. This is beneficial if you were to be in an environment where a weapon is deemed inappropriate.
Take your knife, tilt it at a 40 degree angle lay it on the stick and push it away from your body.
a right angle is half of a straight angle
To find an angle without using a calculator, you will need to use a trig identity. Determine which angle it is and use its corresponding trig identity.