Math, asked by abikuttymayil005, 11 days ago

Side of a square is 3×10^4 meters Its area is

Answers

Answered by k2611
0

Step-by-step explanation:

SOLUTION

TO CHOOSE THE CORRECT OPTION

Side of a square is 3 × 10⁴ meters it's area is

A. 6 × 10⁴ m²

B. 9 × 10⁴ m²

\sf C. \: 9 \times {10}^{8} \: \: {m}^{2}C.9×10

8

m

2

\sf D. \: 9 \times {10}^{16} \: \: {m}^{2}D.9×10

16

m

2

EVALUATION

Here it is given that the Side of the square is 3 × 10⁴ meters

Hence the required area of the square

= ( Side)²

\sf{ = {(3 \times {10}^{4} )}^{2} \: \: {m}^{2} }=(3×10

4

)

2

m

2

\sf{ = {3}^{2} \times {( {10}^{4} )}^{2} \: \: {m}^{2} }=3

2

×(10

4

)

2

m

2

\sf{ = 9 \times {10}^{4 \times 2} \: \: {m}^{2} }=9×10

4×2

m

2

\sf{ = 9 \times {10}^{8} \: \: {m}^{2} }=9×10

8

m

2

FINAL ANSWER

Hence the correct option is \sf C. \: 9 \times {10}^{8} \: \: {m}^{2}C.9×10

8

m

2

Answered by Konnichiwa
0

Answer:

Here it is given that the Side of the square is 3 × 10⁴ meters

To find area= ( Side)²

=(3 x 10^4)^2

=3^2 x 10^4*2

=9 x 10^8.

Hence, the area is 9 x 10^8.

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