Answer:
1. Cluster sampling
2. When finding a fair sample
3. Simple random sampling
maximum area is a square
the side of the square would be 52/4 = 13 feet
area = 13*13 = 169 square feet
Answer:
i don't know because of the picture not showing.
Step-by-step explanation:
Step 1: Isolate the absolute value expression.Step2: Set the quantity inside the absolute value notation equal to + and - the quantity on the other side of the equation.Step 3: Solve for the unknown in both equations.Step 4: Check your answer analytically or graphically.