100 points answer hurry

what is the slope of this graph?

a. -1/4
b. -4
c. 4
d. 1/4

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite