The measures of the angles of △abc are given by the expressions in the table.

angle measure
a 48°
b (6x−28)°
c (2x)°
find the value of x. then find the measures of angles b and c.

enter your answers in the boxes.
x =

m∠b=
º

m∠c=
º

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.