One way to build a staircase is to attach triangular blocks to an angled support, as shown above. If the support makes a 32 angle with the floor, what must the measure of angle 1 be so that the steps are parallel to the floor?

One way to build a staircase is to attach triangular blocks to an angled support as shown above If the support makes a 32 angle with the floor what must the mea class=