ABCD is a rectangle AB = √80 cm.,AD = √45 cm
a) What is the perimeter of ABCD ?
b) Find the area of ABCD
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a)Perimeter of ABCD=2×L×B
=2×root 80 ×root 45
=2root3600
2×60
=120cm
b) Area of ABCD= L×B
=root80×root45
=root3600
=60cm
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