Lucinda wants to build a square sandbox but has no way of measuring angles. explain how she can make sure that the samdbox is meansuring only length.. a) arrange four equal-length sides so the diagonals bisect each other. b) arrange four-length sides so the diagonalsare equal in length c) make each diagonal the same length as four-length sides d) this is not possible, luninda has to be able to measure a right angle.