Sherry makes a canvas frame for a painting using stretcher bars the rectangular painting will be 12 inches long and 9 inches wide how can she use a ruler to make sure that the corners of the frame will be right angles

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

3x = 729 solve for x plz . it's urgent. will mark