MATH 9 3rd qrtr quiz 3

Which property uniquely defines a rectangle among other parallelograms?

• A) Opposite sides are parallel.

• B) All angles are right angles.

• C) Opposite sides are equal.

• D) Diagonals bisect each other.

In a rectangle, how do the diagonals compare?

• They are perpendicular to each other.

• They are unequal in length.

• They bisect the interior angles.

• They are equal in length.

What can be inferred if a parallelogram has one right angle?

• It is a rhombus.

• It is a rectangle.

• It is a square.

• It is an isosceles trapezoid.

Which statement is always true for a rectangle?

• A) Adjacent sides are perpendicular.

• B) Diagonals are perpendicular.

• C) All sides are of equal length.

• D) Opposite sides are parallel.

If a parallelogram is a rectangle, which theorem can be applied to its diagonals?

• The diagonals bisect each other at right angles.

• Each diagonal divides the rectangle into two congruent triangles.

• The diagonals are perpendicular bisectors of each other.

• The diagonals are unequal and bisect the angles.

What is a defining characteristic of a square?

• A) Opposite sides are parallel.

• B) All sides are of equal length.

• C) Diagonals bisect each other at right angles.

• D) All of the above.

What can be inferred about the angles in a square?

• A) All angles are acute.

• B) All angles are obtuse.

• C) All angles are right angles.

• D) Angles are complementary.

In a square, how do the diagonals compare?

• They are perpendicular and unequal.

• They are parallel to each other.

• They are perpendicular and equal.

• They are neither perpendicular nor equal.

Which statement is true for the diagonals of a square?

• They bisect the interior angles.

• They are congruent to the sides.

• They bisect each other at right angles.

• They are parallel to the sides.

If a parallelogram has diagonals that are perpendicular and of equal length, what shape is it?

• A) Rectangle.

• B) Rhombus.

• C) Square.

• D) Trapezoid.