The viewing window of a certain calculator is the shape of a rectangle

A) let w represent the width of the viewing window in centimeters. If the window is 5 centimeters longer than it is wide, write an expression in terms of w for the length of the viewing window

B) Write a symbolic rule that represents the perimeter, P, of the viewing window in terms of w

C) If the perimeter of the viewing window is 26 centimeters, determine the dimensions of the window

Question

21 April, 20:01

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Answers (1)

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Corinne Melendez · Answer 1

A) length=w+5

b) P=2 (L+W), and since L=5+w, plug it in

P=2 (W+5+W)

P=2 (2W+5)

P=4W+10

c) 26=4w+10

16=4w

w=4