Question

A wire which is in the shape of a square of side 15cm is bent into rectangle of breadth 10cm. What it is the length of the rectangle formed?


Choose the correct option from given below
(A)20 CM
(B)30 CM
(C)40 CM
(D)50 CM​

Answer 1

Answer:

a .20

Step-by-step explanation:

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Answer 2

Given :-

• side of square -15 cm
• width of rectangle -10 cm

To find :-

• length of rectangle -?

Solution:-

perimeter of square =perimeter of rectangle

perimeter of square =4×side

=4×15

=60 cm

Perimeter of rectangle is also 60 cm

perimeter of rectangle=2(l+b)

60=2(l+10)

30=(10+l)

30-10=l

20 cm =length

option A is correct

Thanks

hope its helpful