3. The total surface area of a cube of side 20 cms is
a) 400 sq.cms b) 1600 sq.cms
c) 2400 sq.cms
d) 8000 sq.cms
Answers
Answered by
5
hey mate here Is ur answer
option c is correct
Answer:
here, a = 20 cm
Total Surface Area of a cube is 6a²
= 6 × (20) ²
= 6 × 400
= 2400 sq. cms
plz mark as Brainliest
Answered by
2
Answer:
Total surface area of cube =6a^2
=6*(20^2)
=6*400
=2400
option d) is correct
2400sq. cms
Similar questions