Question

Sneha needs to paint a square wall which measures 10 ft each side find the cost of painting if required material cost is rs . 20 per ft

Answer 1

Answer

Rs.2000

Step-by-step explanation:

Concept:

Area of a square = a² square units.

Length of the square wall = 10 ft

Area of the square wall

= a² square ft

= 10² square ft

= 100 square ft

Cost of material per square feet = Rs. 20

Therefore,

Cost of material for 100 square ft

= 100 × 20

= Rs. 2000

Answer 2

Answer:

Total cost for painting = Rs . 2000

Step-by-step explanation:

Area of square of side 'a' = a²

To find are of wall

Side of wall = 10 ft

Area of wall = 10² = 100 square ft

To find the total cost

It is given that, cost of painting, material cost is rs . 20 per ft

Here there total area = 100 square ft

total cost = area x rate per square ft = 100 x 20 = 2000

Therefore, total cost for painting = Rs . 2000