In triangle ABC, the length of side AB is 13 inches and the length of side BC is 19 inches. Which of the following could be the length of side AC?

A.
4 inches
B.
19 inches
C.
37 inches
D.
34 inches

Find the value of x for which abcd must be a parallelogram -9-6x x-30

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

Factor the polynomial by its greatest common monomial factor.