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OpenStudy (anonymous):
help ? much appreciate it
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OpenStudy (anonymous):
OpenStudy (anonymous):
ps. if u could show me how u do it
OpenStudy (anonymous):
Perimeter = sum of all sides. So, formulate the expression for the perimeters of both shapes, equate them and solve for the missing value.
OpenStudy (anonymous):
starting with the square: x+3=8 x=5 so PS of oblong equals 4cm, (5-1) since both square and oblong have same perimeter 5+5+5+5=2*4+2*PQ (20-8)/2=PQ=6cm
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