The function g returns the greatest integer g(x) that is less than or equal to x + 2. What the frik does this meanmake it simpler please

Use the graph of the sine function y=2sinθ shown below

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table