Give a description of a 3/4 turn of the minute hand on a clock face

Is every rectangle is a parallelogram? true false

Which best explains why this triangle is or is not a right triangle?

Solve by any method (graphing, substitution or linear combination)y = x - 82x + 3y = 1a) (2, -6)b) (5, -3)c) (4, -4)d) (0, -8)i figured it out. the answer is (5, -3)