162 * .80 = 129.6. so roughly 130 animals are going to be aquatic plants. So, 162-130 equals 32. 32 animals
For this case we have the following expressions:
For
For
For:
For any number, the expressions will be equivalent because
ANswer:
and have the same value for b = 1,2,3
Answer: 20
Step-by-step explanation:
Let 's complete our quadrilateral to a rectangle ; and subtract from it the area highlighted in red