Which of the following is a 4-sided shape whose opposite sides are parallel?
A.
parallelogram
B.
circle
C.
pentagon
D.
triangle

Atemperature of 1.64◦f corresponds to answer in units of ◦c.

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Factor the polynomial. b^2 + 4b + 4