What is the midpoint of the line segment with endpoints (-5.5, -6.1) and (-0.5,9.1)? options: a: (-3, 1.5) b: (-6, 3) c: (-6, 1.5) d: (-3, 3)

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

Write the factored form of this trinomial 9x^2+18x-7