Express 9x^2 + 12x +7 in the form (ax-b)^2 +c where a, b,c are the constants whose values are to be found

In pqr the obtuse angle is 105 and the shorter sides measure 4 and 7 units rounded to the nearest tenth what is the area of triangle pqr

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

Find the dimensions of the circle. area = 64π in.² r= in.