What is the value of x? enter your answer, as a decimal, in the box. x= a right triangle with vertices labeled as a, b, and c. side c b is the base and the top vertex is a. side a b contains a midpoint d. a line segment drawn from c to d bisects angle a c b into two parts labeled as a c d and b c d. angles a c d and b c d are marked with single arc. side a c is labeled as 5. base c b is labeled as 6. segment a d is labeled as x. segment b d is labeled as 4.2.