Mathematics, 15.10.2019 05:30 pinkyglitter2696
In the diagram, all measurements are in centimetres. the lengths of the side of the quadrilateral are 2r+5, 2r, 4r-3 and r. find an expression, in terms of r, for the perimeter of the quadrilateral. give your expression in its simplest form.
Answers: 1
cm.
.
, then.....![P=[(2r+5)+(2r)+(4r-3)+(r)]\ cm\\ \\ P=(2r+5+2r+4r-3+r)\ cm\\ \\ P=(9r+2)\ cm\ \ [combining\ like\ terms]](/tpl/images/0320/9514/376ee.png)
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In the diagram, all measurements are in centimetres. the lengths of the side of the quadrilateral ar...
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