Serena and Peter leave their houses that are 5 miles apart and travel in opposite directions away from each other. Peter travels s mph and Serena travels 15 mph faster
than Peter
How many miles does Peter travel in 2 hours?

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

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

Equation for the calculation double 2 and then add 5