Find the probability of winning a lottery by selecting the correct six integers where the order in which these integers are selected does not matter from the positive integers not exceeding 30

Find an equation of the line perpendicular to the graph.

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

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?