31. The perimeter of a square is 20 cmA rectangle has the same width a

1.	31. The perimeter of a square is 20 cmA rectangle has the same width asthe square. The length of therectangle is double its width. Thearea, in square cm, of the rectangleis(1) 30(2) 50(3) 100(4) 25
Answer» answer is option (2). 50 explaination:- perimeter of square=20 4s=20, s=5. so each side is 5. width of sqaure=width of rectangle=5=b length is double the width in rectangle so 5×2=10=l area of rectangle = l×b 5×10=50cm² so area of rectangle is equal to 50cm². 50 is answer please mark best i am new in this app 50 is the right answer 2)50 is the right answer of the following

31. The perimeter of a square is 20 cmA rectangle has the same width asthe square. The length of therectangle is double its width. Thearea, in square cm, of the rectangleis(1) 30(2) 50(3) 100(4) 25

Answer»

answer is option (2). 50

explaination:- perimeter of square=20

4s=20, s=5. so each side is 5.

width of sqaure=width of rectangle=5=b

length is double the width in rectangle so 5×2=10=l

area of rectangle = l×b

5×10=50cm²

so area of rectangle is equal to 50cm².

50 is answer please mark best i am new in this app

50 is the right answer

2)50 is the right answer of the following