An increase of speed of 4 km/h on a journey of 32 km reduces the time taken by 4 hours. Find the original speed x.

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

If you could answer these your a life saver

What is 1/3x5 on anuber line what does it look like on a number line