What does 10.4x10^-6/4x10^-5 equal to

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

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

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did