1. Quadrilateral BEST is a parallelogram. If m∠B = (x + 40)° and m∠E = (2x + 20)°, what is the m∠B? 2. The diagonals of a rectangle have lengths 5x - 11 and 2x + 25. Find the lengths of the diagonals.
3. ABCD is a rectangle with diagonals AC and BD. AC = 2x + 15, BD = 3x + 10. Find AC.
4. In an isosceles trapezoid, the altitude drawn from an endpoint of the shorter base to the bases of the trapezoid.
5. One side of a kite is 5cm less than 7 times the length of another. If the perimeter is 86cm, Find the length of each side of the kite.
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