Question

Find the perimeter of the rectangle whose length is 40 cm.
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Answer 1

Bro cant be done because no breadth is given

Answer 2

Answer:

Length=40cm

Breadth=B (Take as variable since its not given)

Perimeter of rectangle=2 x (L + B)

                                     =2 x (40+B)

                                     =80+2b (multiply 2 with whats in the bracket each)

                                      Perimeter = 80 + 2b

Step-by-step explanation: