Answer:

Step-by-step explanation:
I haven't done this in a while, so I am very sorry if it is wrong, but I believe you take the angle measure of the part of the circle you need and put it over 360 then multiply by the formula for the area of a circle.
ooops, didnt see the file attachment
Going off of 11% vs 1/10 Blanca received the greater percentage because 1/10 as a percent is 10%. Hope this helps.
Answer:
144*
Step-by-step explanation:
decagon has 10 sides every side is 144* angles
Answer:
my answer for y is -6, x is -10
Step-by-step explanation:
just eliminate the -4s by subtracting them and you will get the value of y.
now you can use either eqn (I) or (ii) which are first and second.
anyone you decide to choose just replace y by the value you got and you will get the value of x.
pls try to do it buddy you can