Aclass of 26 students bought a present for their principal. the present cost $111.80, tax included. how much did each student contribute if the class shared the cost equally

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.