Question

A miniature portrait of George Washington is square and has an area of 169 square centimetres. How long is each side of the portrait?

Answer 1

Answer:

If the area is 169 cm squared, and this is a square, the side length is the square root of 169 or 13 cm (centimeters).

__________________________

Answer 2

Answer:

square root of 169

=13

or

a²=169

=13