Which relationship is always correct for the angles p, q, and r of triangle ABC? O p + r = q
O p + q + r = 180 degrees
O p + q + r = 90 degrees
O q + r = p

Will give BRAINLIEST

What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).