Find the sum of the arithmetic series if a1=−52,a28=−79,and n=28 A. S28=−1842
B. S28=−1834
C. S28=−1819
D. None of these are correct.
E. S28=−1832

`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. ''.