Question

if the breadth of a rectangle 9cm and perimeter is 30cmfind the length of a rectangle​

Answer 1

Answer:

6 is the breadth

Hope it helps

Answer 2

Answer:

6cm

Step-by-step explanation:

$\bigstar$ Given:

$\bullet$ Breadth(b) = 9cm

$\bullet$ Perimeter= 30cm

$\bigstar$ To find:

$\bullet$ Length(l)

$\bigstar$ Formula:

$\bullet$ Perimeter = 2(l+b)

$\bigstar$ Solution:

$\bullet$ 2(l+9)=30cm

$\bullet$ l+9= $\displaystyle\frac{30}{2}$

$\bullet$ l+9= 15

$\bullet$ l= 6

Hence, Length is 6cm.....