Understanding Squares

Which of the following is NOT a property of a square?

• Diagonals are perpendicular.

• All sides are congruent.

• Diagonals bisect each other.

• Opposite angles are supplementary.

In a square, if one side is 6 units, what is the length of the diagonal?

• 6√2 units

• 12 units

• 6 units

• 9 units

What is the first step in using the Pythagorean theorem to find the diagonal of a square?

• Identify the right triangle.

• Find the perimeter of the square.

• Determine the length of one side.

• Calculate the area of the square.

If the side length of a square is 9 units, what is its area?

• 81 square units

• 36 square units

• 27 square units

• 18 square units

How do you determine the side length of a square if given an equation involving x?

• Subtract one equation from the other.

• Add the equations together.

• Solve for x and multiply by 3.

• Set the equations equal and solve for x.