What do all these shapes have in common: at least 1 right angle, exactly 4 sides, all right angles, no sides the same length ?

What is the difference between the predicted value and the actual value

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

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?