Answer:
Step-by-step explanation:
If the given polygon is a regular polygon, its sides are equal.
This means:
Subtract 
to both sides
4 = x
OR
x = 4
![\rule[225]{225}{2}](https://tex.z-dn.net/?f=%5Crule%5B225%5D%7B225%7D%7B2%7D)
Hope this helped!
<h3>~AH1807</h3>
Answer:
9/40
Step-by-step explanation:
Captain Jessica shoots first. This means her ship has not already been hit, which means she has a 2/5 chance of hitting the pirate ship. This also means she has a 1-2/5 = 3/5 chance of missing the pirate ship.
Since Captain Jessica misses, dread pirate Ishaan has a 3/8 chance of hitting the captain's ship. This means he has a
3/5(3/8) = 9/40 chance of the captain missing the pirate and the pirate hitting the captain.
Hope you can see my workout in the picture I attached below.
f⁻¹(x) =
AND
f⁻¹(19) =
Ratios are basically:
for this much of this:theres this much of that
lets say you have 4:1 in spoons and forks.
for every 4 spoons, there is 1 fork. if there is 8 spoons there are 2 forks and so on.
The percent is 400%
if you meant 1:4 the percent would be 25%. all other rules apply.
for every 1 spoon you have 4 forks.
