Question

What is the area of square? see the picture​

Answer 1

Answer:

e) none of these

Step-by-step explanation:

Side of square = $\sqrt{10^{2}+20^{2} } = \sqrt{100 + 400} = \sqrt{500} =10\sqrt{5} units\\Area of square =side * side \\= 10\sqrt{5} * 10\sqrt{5} = 10 * 10 * 5 = 500 sq.units$