1find the area in square cm of a square whose side is
[i] 2.6cm
[ii] 1.2dm
2.find in sq m the area of a square of side 16.5dm

Step-by-step explanation:

i) Area of Square = Length^{2}

= 2.6 × 2.6 = 6.76 cm^{2}

ii)

1 dm = 10 cm

1.2 dm = 12cm

Area of Square = 12×12 = 144 cm

2)

1 dm = 0.1 m

16.5 dm = 1.65 m

Area of square = 1.65×1.65 = 2.7225 m^2

= 2.7225 sq m

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step-by-step explanation:

c 1 hour

step-by-step explanation:

m = 2e

m = 2 so 2 = 2e

1 = e