Answer:
3.14 inches
Step-by-step explanation:
area of circle = πr²
=> 3.14 x 1 x 1
=> 3.14 inches
Answer:
frankie
Step-by-step explanation:
Answer:
<h2>x = 4.8</h2>
Step-by-step explanation:

Answer:
x=9, y=3
Step-by-step explanation:
-4x+6y=-18
y=-2x+21
-4x+6(-2x+21)=-18
-4x-12x+126=-18
144=16x
x=9
y=-2x+21
y=-18+21
y=3