Can any one help me i do not get it any i really need help

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.

What is the correct decimal form of 12%