Summative Test_Grade 9

Which of the following is always true for a parallelogram?

• A) All sides are equal

• B) Opposite sides are equal and parallel.

• C) All angles are right angles.

• D) Diagonals are always perpendicular.

If the diagonals of a parallelogram are equal in length, what type of parallelogram is it?

• A) Rhombus

• B) Rectangle

• C) Square

• D) Trapezoid

The sum of the interior angles of a parallelogram is:

• A) 180°

• B) 360°

• C) 540°

• D) 720°

In a parallelogram, if one angle is 70°, what is the measure of the opposite angle?

• A) 70°

• C) 180°

• B) 110°

• D) 90°

Which of the following is not a property of a parallelogram?

• A) Opposite sides are parallel.

• B) Adjacent angles are supplementary.

• C) Diagonals bisect each other.

• D) All angles are congruent.

Which of the following properties is true for all parallelograms?

• A) Opposite sides are congruent.

• B) All angles are equal.

• C) Diagonals are perpendicular.

• D) All sides are of different lengths.

If one angle of a parallelogram is 45°, what is the measure of the adjacent angle?

• A) 45°

• B) 135°

• C) 90°

• D) 180°

In a parallelogram, the diagonals:

• A) Are always equal in length.

• B) Bisect each other at right angles.

• C) Bisect each other but are not necessarily of equal length.

• D) Never bisect each other.

Which statement about the opposite sides of a parallelogram is true?

• A) They are always perpendicular.

• B) They are always congruent and parallel.

• C) They are always congruent but not parallel.

• D) They are never congruent.

Which of the following shapes is a special type of parallelogram where all angles are right angles?

• A) Rhombus

• B) Rectangle

• C) Square

• D) Trapezoid