I need help on this question

Asilkworm winds its cocoon out of one long silk fiber. to make silk thread, 3 to 10 of these silk fibers are unwound from their cocoons and combined into aa single thread with a typical length of 300 yards. choose a reasonable number of silk fibers in a thread write an equation to find the total length of the silk fibersused in 300 yards of the thread

What are the first 4 terms in the multiplication pattern given by the formula 2×4n

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?