If a pentagon is regular, then all of the sides are the same length. This means that

So, if
, the lengths of the sides evaluate to

So, all the sides of the pentagon are 21 units long, and AB is 21 units long as well, because all sides are the same length.
Answer:
Liliana can make two batches of brownies!
Step-by-step explanation:
12/8 is equal to 6/4, which is double 3/4.
Plug all the point into your calculator. Not sure if you need it y=mx+b but the R for that is r= -1
I just did this my bad bro
Divide 1000 by 8 which would give you 125. So they have 125 cans and they need to collect 8 times as many, meaning 8 times of what they have which is 125. And 125 times 8 is equal to 1000. YOU'RE WELCOME :D