Find the distance between the two points.

(−1, −3), (1, 3)

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 radical expression that is equivalent to the expression 27 1 over 5?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent