PLEASE HELP What is the length of the unknown leg in the right triangle?
A right triangle has a side with length 8 feet, hypotenuse with length StartRoot 73 EndRoot feet, and side labeled a.
3 ft
StartRoot 57 EndRoot ft
StartRoot 65 EndRoot ft
9 ft

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

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?

Can someone pls ! pls answer all. no explanation needed..