Answer:
i think n(a) =10
Step-by-step explanation:
hope this is helpful
Step-by-step explanation:
Since this circle is partial we will divide the area of the whole circle by 2
the area of a circle is expressed by
so insert 14 for the radius.


divide the area by 2

Hope that helps :)
Answer:
5ab - 8a - 5b - 8
Step-by-step explanation:
each of these can be divided by 5
X^2+4x+4+y^2-10y+25=-13+25+4
(x+2)^2 + (y-5)^2= 16
Third option