Triangles abc and cde are similar right triangles. Which proportion can be used to show that the slope of ac is equal to the slope of ce

A.3-(-1) = -3-3
6-(-3) 3-(-1)
B-1-(-3) = 3-(-1)
3-6 -3-3
C3-6 = -3(-1)
-1-(-3) 3-(-1)
D.-1-(-3) = 3-(-3)
-3-6 -1-3

70 points if answered

∠1 and ∠2 are complementary. ∠1=x°∠2=(3x+30)° select from the drop down menu to correctly answer the question. what is the value of x? . a.15 b.25 c.30 d.40 e.55

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

It says factor each expression 49x-28?