Two squares of side 42 cm is placed next to nest without any gap, find the area and perimeter of the shape formed.
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the electronic configuration of an element is 2,8,4 identify the group of the element .Also Why?
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Answer:
Area = 3528 sqcm.
Perimeter = 252 cm.
Step-by-step explanation:
Two squares of side 42 cm when placed next to next without any gap then they will form a rectangle of breadth = 42 cm and length = 42 + 42 = 84 cm
Area of rectangle = l × b
= 84 × 42
= 3528 sqcm.
Perimeter of rectangle = 2(l + b)
= 2(84 + 42)
= 2 × 126
= 252 cm.
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