The perimeter of a triangle is 84 mperiod the longest side of the triangle is 7 m less than twice the length of the shortest side, x. the middle side is 7 m longer than the shorter side. what is the length of each side of the triangle

Convert 16 yards to feet use the conversion rate 3 feet = 1 yard

Which statement explains how you could use coordinate geometry to prove that quadrilateral abcd is a parallelogram? -5 -4 -3 -2 -1 t 1 2 3 4 prove that all sides are congruent and have slopes that are opposite reciprocals prove that segments ad and ab are congruent and parallel prove that opposite sides are congruent and have equal slopes prove that segments bc and cd are congruent and parallel

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.