<h2>given :-</h2>
Length of drapery panel = 6 ft
Breadth of drapery panel = 7 ft
<h3 /><h3>Therefore,</h3>
Area of rectangle = length ×breadth
= 6 × 7
= 42 ft²
<h3>Number of square feet needed for 7 panels </h3>
= 42 × 7
= 294 ft²
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<h2>= 294 ft²</h2>