Area of Shaded Region Using Expression

What is the area expression of the shaded region? [Hint: The shaded area is the larger rectangle minus the smaller rectangle.]

What is the area of the shaded region?

If x = 6 ft, what is the area of the shaded region?

• 198 ft²

• 1650 ft²

• 1452 ft²

What is the area expression of the larger rectangle?

What is the expression of the area for the outer rectangle?

What is the expression of the area for the shaded region?

What is the area expression of the smaller rectangle?

• 122.46 mi²
• 122. 45 mi²
• 175.84 mi²
• 175.85 mi²

• 132 ft²
• 146 ft²
• 144 ft²
• 87 ft²

• 372.12 km²
• 372.11 km²
• 744.24 km²
• 744.23 km²