A train traveled 260 miles in 4 hours. If the train’s average rate of travel increases by 12 mph, what is its new average rate of travel? A. 77 mph
B. 65 mph
C. 60 mph
D. 48 mph

Louis wants to carpet the rectangular floor of his basement. the basement has an area of 864 square feet. the width of the basement is 2/3 it's length. what is the length of louis's basement

Are the corresponding angles congruent? explain why or why not.

Factor the polynomial. b^2 + 4b + 4