Question

sargam wrapped a cord around a rectangular box of dimension 10cm x 6cm and cutt of the length required of the cord then she wrapped it around a square box of side 8cm. did she have any cord left

Answer 1

Yes she has 2cm of chord left

EXPLANATION:

Area of rectangle = 10 * 6=60

Area of square=8*8=64

area of chord left 64-60=4

amount of chord left = √4=2cm

Answer 2

Answer:

Step-by-step explanation:

Perimeter of rectangle = 2(l+b)

2(10+6)=16×2=32

Now wrapped around square box is

Perimeter of square =4×side

4×8=32.

So perimeter is same.then no cord left