## Introductory Algebra for College Students (7th Edition)

$5\sqrt3$ square feet
The area of the rectangle is the length multiplied by the width. $A=\sqrt{15}\times\sqrt5$ Use the product rule for square roots. $A=\sqrt{15\times5}$ $A=\sqrt{3\times5\times5}$ Simplify. $A=5\sqrt3$