Question

the blue print scale is 1 inch : 9 feet if the gyms area is 52 square inches on the blue print what it the actual square footage of the gym?​

Answer 1

• 1in=9ft
• 1in²=9²ft²
• 1in²=81ft²

So

Actual length of square

• 81(52)
• 4212ft²

Answer 2

4212 ft²

Explanation:

Given scale:

1 inch : 9 feet

⇒ (1 inch)² : (9 feet)²

⇒ 1 in² = 81 ft²

Therefore:

⇒ 52 in² = (81 × 52) ft²

⇒ 52 in² = 4212 ft²