# Chapter 1 - Tools of Geometry - 1-8 Perimeter, Circumference, and Area - Practice and Problem-Solving Exercises: 46

$27\ cm^2$

#### Work Step by Step

Find the area of the larger rectangle, and deduct the area of the smaller, unshaded rectangle to find the shaded area. $A_1=bh=(7)(5)=35$ $A_2=bh=(4)(2)=8$ $A=A_1-A_2=35-8=27$

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