Question

find an area and perimeter of rectangle whose length and breath are 21 cm and 5cm respectively​

Answer 1

Answer:

l=21cm b=5cm

Step-by-step explanation:

perimeter=2(l+b)

=2(21+5)

=2(26)

=32cm

area=l×b

=21×5

=105cm²

Answer 2

Step-by-step explanation:

area of rectangle is l*b =21*5=105cm^2

perimeter of rectangle is 2(l+b)=2(21+5)=50 cm