Find the total surface area and the lateral surface area of the cube whose edge are $2 m$ $25 c m$ .

Open in App

Solution

Side $= 8 = 2 m 25 c m = 2 m + 25 c m$
$= 200 + 25 c m$
$= 225 c m$
$∴ T S A = 6 \times s^{2} = 6 \times 225 \times 225$
$= 303750 c m^{2}$
$= 30.375 m^{2}$
$L S A = 4 \times s^{2} = 4 \times 225 \times 225$
$= 202500 c m^{2}$
$= 20.25 c m^{2}$

Suggest Corrections

Similar questions

Find the lateral surface area and total surface area of a cube of edge 10 cm.

Q. Find the volume, lateral surface area and the total surface area of a cube each of whose edges measures:
(i) 7 m
(ii) 5.6 cm
(iii) 8 dm 5 cm

Find the volume, the lateral surface area, the total surface area and the diagonal of a cube, each of whose edges measures 9m. $(T a k e \sqrt{3} = 1.73.)$

Q. Find the volume, the lateral surface area, the total surface area and the diagonal of a cube, each of whose edges measures (a) 9 m, (b) 6.5 cm.

Q. What is the difference between total surface area and lateral surface area of a cube whose edge length is 1 cm?

Join BYJU'S Learning Program

Find the total surface area and the lateral surface area of the cube whose edge are 2m 25cm.

Side =8=2m25cm=2m+25cm=200+25cm=225cm∴TSA=6×s2=6×225×225=303750cm2=30.375m2LSA=4×s2=4×225×225=202500cm2=20.25cm2

Find the total surface area and the lateral surface area of the cube whose edge are $2 m$ $25 c m$ .

Side $= 8 = 2 m 25 c m = 2 m + 25 c m$
$= 200 + 25 c m$
$= 225 c m$
$∴ T S A = 6 \times s^{2} = 6 \times 225 \times 225$
$= 303750 c m^{2}$
$= 30.375 m^{2}$
$L S A = 4 \times s^{2} = 4 \times 225 \times 225$
$= 202500 c m^{2}$
$= 20.25 c m^{2}$