Determine the solution of the system. show your work y=5x-9 y=2x +6

Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

Triangle abc has side lengths: ab = 3.5  cm, bc = 2.4 cm, and ac = 4.2 cmδabc ≅ δhjkwhat is the length of side hj?