What is the perimeter of the figure to the nearest tenth of a millimeter?
a.
9.4 millimeters
b.
12.0 millimeters
c.
21.4 millimeters
d.
30.8 millimeters

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total