Question

incorrect the value in your answer is incorrect. a rectangular floor is 21 feet long and 12 feet wide. what is the area of the floor in square yards? be sure to include the correct unit in your answer. your answer yd yd² yd³

Explanation:

Step1: Convert feet to yards

Since 1 yard = 3 feet, convert length: $21\div3 = 7$ yards. Convert width: $12\div3 = 4$ yards.

Step2: Calculate area of rectangle

Area formula: $A = l\times w$. Substitute values: $A = 7\times4 = 28$ square yards.

Answer:

$28$ square yards (or $28\ \text{yd}^2$)