The area of a rectangle whose length and breadth are 3y and 9y² respectively is:
A. 12y³
B. 21y³
C. 27y³
D. y³
Answer:C
The area of a rectangle whose length and breadth are 3y and 9y² respectively is:
A. 12y³ B. 21y³ C. 27y³ D. y³
Explanation: Area of rectangle = length x breadth = 3y x 9y² = 27y³.