Which of the following is not a perfect square trinomial? a. 144 + 12y + y^2 b. 100 + 20y + y^2 c. 64 – 16y + y^2 d. 25 + 10y + y^2

Find the value of a. the diagram is not to scale. a quadrilateral is drawn. the upper and lower sides are parallel. the interior angle in the upper left corner is labeled a degrees. the angle in the upper right corner is labeled 113 degrees. the angle in the lower right corner is labeled b degrees. the angle in the lower left corner is labeled 36 degrees. a. 36 b. 144 c. 54 d. 126

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab