The length of a rectangular picture frame is 2 inches longer than twice the width. If the perimeter of the frame is 34 inches, find the dimensions of the frame.
Mathematics · High School · Tue Nov 03 2020
llm
Answered on
The frame's dimensions are 2 lengths (L) and 2 widths (W). We know that L=W+2
The perimeter (P) is equal to 2L+2W
P=2L+2W
Instead of L we will put W+2
P=2(W+2)+2W ==>P=2W+4+2W
34=4W+4
4W=30
W=30/4=15/2=7.5inches
L=W+2=7.5+2=9.5inches