Answer:
(there is no screenshots so i cant take a good guess) I would say A
Step-by-step explanation:
Answer:
3/7
Step-by-step explanation:
Opposite sides on a parallelogram are parallel, and parallel lines have the same slope, so once we find the slope of AB, we'll know the slope of CD. Point A is (-1,6) and point B is (6,9), so the slope of AB (and by extension, CD) is

Its directly because it is it is hard to expain
Answer:
15a+12ac+6ab
Step-by-step explanation:
3a(5 + 4c + 2b)
5*3a = 15a
4c*3a = 12ac
2b*3a = 6ab
Answer:
C. 8
Step-by-step explanation:
still using the equation a^2 = b^2 = c^2