(a) Length of the square = 6 cm
Area = Length × Length
= 6 × 6
= 36 square cm
Perimeter = 4 × Length
= 4 × 6
= 24 cm
(b) Length = 4 cm, Breadth = 7 cm
Area of rectangle = Length × Breadth
= 4 × 7
= 28 square cm Perimeter of rectangle
– = 2 × Length + 2 × Breadth
= 2 × 4 + 2 × 7
= 8 + 14
= 22 cm
(c) Length = 12 cm, Breadth = 4 cm
Area of rectangle = Length × Breadth
= 12 × 4
= 48 square cm
Perimeter of rectangle
= 2 × Length + 2 × Breadth
= 2 × 12 + 2 × 4
= 24 + 8
= 32 cm
(d) Length of the square = 3 cm
Area of square = Length × Length
= 3 × 3
= 9 square cm
Perimeter of square = 4 × length
= 4 × 3
= 12 cm
(e) Length = 6 cm, Breadth = 5 cm
Area of rectangle = Length × Breadth = 6 × 5
= 30 square cm
Perimeter of rectangle
= 2 × Length + 2 × Breadth
= 2 × 6 + 2 × 5
= 12 + 10
= 22 cm