The gymnasium at Audubon middle school is 5/6 the height of a 30 foot tall building that is next to the gymnasium what is the height in feet of the gymnasium

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.

Line wx is parallel to line yz. if m