Question

1 Ex. 4. The area of a rectangle is 45 em”. If one edge is em, find the other​

Answer 1

Answer:

The area of a rectangle is 45

16

5

cm

2

. If one edge is 6

4

1

cms, find the length of the other in cms.

Step-by-step explanation:

Correct option is

C

7

4

1

Let other edge be 'l'. Now

Area of rectangle = 45

16

5

cm

2

=

16

725

cm

2

⇒l×

4

25

=

16

725

⇒l=

25×16

725×4

=

4

29

=7

4

1

cm