in the figure,ABCD is a rectangle.AB=√80 ,AD=√45.a)what is the perimeter of the rectangle.b)what is the area of the rectangle
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(a) 120
(b) 60 cm
Step-by-step explanation:
(a) Perimeter of ABCD = 2×root45
= 2×root80×root45
= 2root 3600
2× 60
= 120
(b) Area of ABCD= L×B
= root 80×root 45
= root 3600
= 60 cm
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