Question

6. The length of a rectangle is three times its width and the length of its diagonal is 6/10 ch.
The perimeter of the rectangle is
(a) 48 cm
(c) 24 cm
(d) 24 10 cm
(b) 36 cm
7. If the ratio between the length and perimeter of a rectangular plot is 1.3 then the ratio​

Answer 1

Answer:

let length of rectangle be 'l'm, breadth be 'b'm.

p

l

=

3

1

2(l+b)

l

=

3

1

3l=2l+2b

l=2b

∴

b

l

=

1

2

therefore required ratio is 2:1

Answer 2

I am not able to understand what is after diagonal 6/10 and what is ch after 6/10