Can you please help?

Which expression gives the area of the triangle shown below

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?