20 cats * ( 1 bag of food / 5 cats per month ) = 4 bags of food per month to feed all 20 cats
Answer:
72.14 units
Step-by-step explanation:
Let A(8,13), B(5,-18),C(-6,-6) and D(-2,-5)
Apply the distance formula as;

Finding the lengths of the segments
For AB

For BC

For CD

For DA

Finding the perimeter will be;
31.14+16.28+4.12+20.6=72.14 units
2x+54= 3x
x=54
teh answer is 54