The figure below is a square. Find the length of side x
x in simplest radical form with a rational denominator.

Find the solution of system of equation y= x-4 y=4x+2

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.