HELP

-3/7 + (-3/4) = ?

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b