Asquare has sides 10x. write and simplify an expression for the perimeter of that square

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue

The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?