In the isosceles trapezoid below x = ?

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

Kristen is wrapping presents for the holidays. she has a box that measures 4 ft. x 2 ft. x 2 ft. how many square feet of wrapping paper does she need to cover the box without overlapping?