the perimeter of a rectangle is 13 cm and its width is 2 3/4 cm. find its length
Answers
Answered by
2
Answer:
Here is ur answer
Step-by-step explanation:
Let 'l' and 'b' the length and width of the rectangle respectively.
Given, b=2
4
3
cm
=
4
11
cm
and perimeter of the rectangle = 13 cm
2(l+b)=13
⇒2l+2b=13
⇒2l+2(
4
11
)=13
⇒2l+
2
11
=13
⇒2l=13−
2
11
⇒2l=
2
26−11
⇒l=
4
15
cm
∴ length of the rectangle =
4
15cm
Answered by
2
Answer:
here
Step-by-step explanation:
Perimeter=13cm
width= 2×3/4= 11/4
length= x
perimeter of rectangle=2×(l+b)
13= 2×(x+11/4)
13-11/4= 2x
63/4=2x
63/4/2/1= x
63/8= x
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