To Calculate:
The dimensions of a rectangular painting.
The rectangular painting has width
Given:
The length of painting is
The wooden frame around the painting is
The area of the picture and frame combined is
Concepts Used:
The conversion factor
The area of a rectangle is the product of its length and width.
Calculations:
Let the width of the rectangle be
Draw a figure representing the given situation.
The outer rectangle formed after combining a frame around the picture which is
Only positive value of width makes sense so
The length is
Conclusion:
The rectangular painting has width
Chapter 2 Solutions
Precalculus: Graphical, Numerical, Algebraic Common Core 10th Edition
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