Question

surface area of 10cm×4 cm × 3 cm is _______​

Answer 1

Answer:

surface area =2(10*4+4*3+3*10)

=164

Answer 2

Given :-

L= 10 cm

B = 4 cm

H = 3 cm

Find :- Total surface area of cuboid.

Solution:-

Total surface area of cuboid = 2× ( LB + BH + HL )

= 2× ( 10×4 + 4×3 + 10×3 )

= 2×( 40 + 12 + 30 )

= 2× 82

= 164 sq. cm

.

. . Total surface area will be 164 sq. cm .