Whoever answers these thank you so much I only have a limited amount of time

Find the value of the variable and the length of each secant segment.

Describe the relationship between the angles of similar triangles and the sides of similar triangles

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.