Uh, you think ya big boi, throwing three stacks I'ma show you how to ball, you a mismatch
Opinionated but I'm always spitting straight facts
Throwback, I might throw this on an eight track

nice lyrics

Step-by-step explanation:

828. all there is to it!

here, if you ever need with rounding (or other forms of arithmetic/math) again, use this:

thats the rounding one, but if you just click the top left, it shows you all the calculators you may need!

d. bc = 12 and ef = 16

step-by-step explanation:

we are given that δabc : δdef such that .

also, it is given that

so, from the options, we need that .

a.

b.

c.  

d.

as, we can see that only option d gives the same ratio as i.e. .

hence, the possible lengths are bc = 12 and ef = 16.