Okay,
Radius, is half of the diameter.
Diameter, is the line that splits the circle in half.
1). R=50 D=100
2). R=10 D=20
3). R=5 D=10
4). R=29 D=58
5). R=11 D=22
6). R=31.5 D=63
7). R=45 D=90
8). R=7 D=14
9). R=49 D=98
if you want all of problem here ^^^^^^^
Answer:
-6x
hope it's helpful ❤❤❤❤❤❤
THANK YOU.
#
4-(

)+111
=4-(4)+111
=111 since 4 and -4 cancel each other out