Describe how PTQ and QTS in the figured are related. a. The angles add to 90°
b. The angles add to 180°
c. The angles are equal
d. The angels are unrelated

NEED ASAP FOR A TEST!!!

Use sigma notation to represent the following series for 9 terms.

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Me i'm timed right now! there's 4 answer