Angle a and angle B have the opposite direction angle a has a magnitude of seven and angle B has a -6 what must be true about angle a and B

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

25 ! i need asap! ! ill mark brainliest!

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.