A correlation coefficient of 1 or -1 indicates that the variables form a perfect linear relationship.
Congruent triangles have the exact same three sides and the exact same angles. They are identical. So if you look at your triangles carefully, they are congruent. :)
Answer:
3.625gpm
Step-by-step explanation:
READ and divide
Check the picture below.
keeping in mind that a cube is just a rectangular prism with all equal sides.
Answer:
You can tell because, as x increases/decreases, y increases/decreases at the same rate EACH TIME. This way, no matter how many times the proportions increase OR decrease, the ratio between x and y always stays the same.