Question

11. Find the area of a square field whose each side is 64 cm
12. The cost of a ball is Rs. 19.20. Find the cost of 11 such balls​

Answer 1

Answer:

11) Area of a square is s × s

= 64 × 64

= 4,096

12) The cost of a ball = 19.20 ₹

The cost of 11 balls = 19.20 × 11

= 211.2 ₹

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

11.

Given

side of squar (a) =64 cm

area of square =a^2

=64*64

=4096 cm^2

12.

Cost of one ball is Rs 19.20

the cost of 11 balls = 11*cost of one ball

the cost of 11 balls = 11*19.20

= 211.2