Math, asked by nandhunandhini85, 9 months ago

two rectangular pieces of paper strips each of length 40 cm and width 4cm are pasted at a right angle in shape of cross find the area of the cross

Answers

Answered by shj0730718
4

Answer:

The length of Rectangle is 30cm

The breadth of rectangles 3cm

The perimeter of rectangles is  

2(l+b)

2×33=66cm

For Two rectangles 2×66=132cm

The Cross section leads to decrease in Perimeter by 3×4=12cm

So the perimeter of cross section is 132−12=120cm

Step-by-step explanation:

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Answered by Anirudh012
2

Answer:

2(Area of Rectangles)- Overlapped Area

Final Answer= 336

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