Ametronome is a device that ticks at adjustable intervals to keep time when playing music. the metronome on ryan’s piano has the basic shape below. if the metronome was created out of a piece of solid wood, what is the minimum amount of solid wood that was used?

a. 369 cm
b. 450 cm
c. 540 cm
d. 810 cm
answer asap- this is timed ; -;
worth 25 points

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?