# Worksheet: Proving That Quadrilaterals Are Parallelograms

In this worksheet, we will practice verifying if a given quadrilateral is a parallelogram in terms of its sides, angles, and diagonals.

Q1:

• ANo
• BYes

Q2:

• AYes
• BNo

Q3:

• ANo
• BYes

Q4:

Is the given quadrilateral a parallelogram?

• Ano
• Byes

Q5:

Is the given quadrilateral a parallelogram?

• Ano
• Byes

Q6:

Is the following quadrilateral a parallelogram?

• Ayes
• Bno

Q7:

Is the given quadrilateral a parallelogram?

• Ayes
• Bno

Q8:

Determine whether the following statement is true or false: A rhombus is a parallelogram.

• Atrue
• Bfalse

Q9:

Which of the following statements correctly describes a property of the given shape?

• AIt is equilateral.
• BIt is a regular polygon.
• CIt is a parallelogram with 4 right angles.
• D It has only 2 angles equal in measure.
• EIt has only 2 parallel sides.
• It has only 2 perpendicular sides.

Q10:

Is the given quadrilateral a parallelogram?

• Ano
• Byes

Q11:

Is the following quadrilateral a parallelogram?

• Ano
• Byes

Q12:

Is the given quadrilateral a parallelogram?

• Ano
• Byes

Q13:

Is the given quadrilateral a parallelogram?

• Ano
• Byes

Q14:

Is the given quadrilateral a parallelogram?

• Ayes
• Bno