Question

if the length of a rectangular piece of marble is 3x units and breadth is 5y units, the find it's area?​

Answer 1

Answer:

The answer is 15xy

Step-by-step explanation:

Length of the rectangular piece of marble =3x

Breath of the rectangular piece of marble=5y

Therefore,

Area of the rectangular piece of marble=

length×breadth

3x×5y=15xy

Hope it will help you

Answer 2

Answer:

given, l= 3x and b=5y

so area of rectangular marble piece= l× b= 3x × 5y = 15xy