Challenger App

No.1 PSC Learning App

1M+ Downloads
The surface area of a cube whose edge equals to 3cm is:

A27 sq.cm

B18 sq.cm

C36 sq.cm

D54 sq.cm

Answer:

D. 54 sq.cm

Read Explanation:

Given, a = 3 cm Surface area of cube = 6a² SA = 6 x 3 x 3 = 54 sq.cm


Related Questions:

√2cm വശമുള്ള സമചതുരക്കട്ടയുടെ ഉപരിതല പരപ്പളവ് എത്ര?
The length of rectangle is increased by 10% and the breadth is increased by 25%. What is the percentage change in its area?
The area of a rhombus whose diagonals are of lengths 10 cm and 8.2 cm is:
ഒരു സമ ബഹുഭുജത്തിന്റെ ഒരു ആന്തരകോണിന്റെ അളവ് 150 ആയാൽ അതിന് എത്ര വശങ്ങൾഉണ്ട് ?
The breadth of a rectangular hall is three-fourth of its length. If the area of the floor is 768 sq. m., then the difference between the length and breadth of the hall is: