Answer:
1). Perimeter of square = 4a = 4×5 = 20cm
2). Perimeter of rectangle = 2(length + breadth )= 2(6+8) = 2(14) = 28 cm
3). Perimeter of triangle = a+b+c = 9+12+13 = 34 cm
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Answer:
1). Perimeter of square = 4a = 4×5 = 20cm
2). Perimeter of rectangle = 2(length + breadth )= 2(6+8) = 2(14) = 28 cm
3). Perimeter of triangle = a+b+c = 9+12+13 = 34 cm