What is the rule for the function that is graphed?

Y=2x+2
Y=3x+1
Y=3x-4
Y=2x-3

What is the slope of the line shown below?

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

What is the volume of a cone with a height of 6 cm in the radius of 2 cm