Fraction and exponents
What I know about cos sin and and tan are they are a method of using the known length in right triangle to get one of the unknow angle in that triangle, and it’s a part of the trigonometry.
After extensive research me and my partner determine the possible danger can be caused by a breach on at the Garibaldi lake.
We determine the volume by assumpation it as a square base shape lake, using this method we determine the volume of the lake is 1.18286 km3,which is 1.18286e9 ton.
I learned that people started with no common units for measurement and then they agree up using a common unit with is the legth of king’s forarm, and I also learned that french create the metric unit during 1780s by using the 1/4 cencfruence 1/1000,000 of the earth for one meter