Area of a square
A = s^2, where s = length of side
A = (12 mm)^2
A = 144 mm^2
The area if 144 mm^2.
Answer:
9 , -9, -15, -21
Step-by-step explanation:
6-3x-1=-9
6-3x1=9
6-3x3=-15
6-3x5=-21
<span>2019.118125
the formula for volume of a sphere is v=.75(pi)r³</span>
Answer:
One solution. (x,y) = (-5,25)
Step-by-step explanation:
y = -5x
x + y = 20
x + (-5x) = 20
-4x = 20
x = -5
y = -5 (-5)
y = 25
