Question

suresh has a ribbon of length 78 cm. he wants to apply it on the edges of a rectangular photo frame of length 26 cm. find the breadth of the photo frame.

Answer 1

Answer:

13cm

Step-by-step explanation:

Length=26 cm

Length of ribbon=The perimeter of the frame. (As he wanted to apply it on the edges of the frame.)

So, Perimeter=78cm

P=2(l+b)cm

=>78=2(26+b)cm

=>78=2×26+2b

=>78=52+2b

=>2b=78-52

=>2b=26

=>b=26÷2

=>b=13

Answer 2

Answer:

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Step-by-step explanation:

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