I need help with geometry it’s urgent. I will fail class if I don’t pass this test.

Write an equation for the function that includes the points (2,100)and (3,100)

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|

In the diagram below, abc is congruent to dec what is the value of x