Find the missing angle

True or false look at the picture pls : /

Find the missing dimension! need asap! tiny square is a =3025 in ²

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.