Quadrilateral

How would you prove the opposite sides of a parallelogram are parallel?

• Slope

• Distance Formula

• Midpoint

Base angles of an isosceles trapezoid are _____.

• neither

• supplementary

• congruent

For kite PQRS, find m∠S.

• 248

• 68

• 112

• 124

Which of the following properties is true about parallelograms?

• Base angles are congruent.

• Diagonals are congruent.

• Opposite sides are parallel.

Which of the following properties is true about squares?

• Four congruent sides.

• Exactly one diagonal bisects a pair of opposite angles.

• Exactly one pair of parallel sides.

Which of the following properties is true about rectangles?

• Four congruent sides.

• Four right angles.

• Diagonals bisect opposite angles.

Which of the following properties is true about rhombuses?

• Diagonals bisect opposite angles.

• Diagonals are congruent.

• Four right angles.

Which of the following properties is true about isosceles trapezoids?

• Opposite sides are parallel.

• Diagonals are congruent.

• Opposite angles are congruent.

Which of the following properties is true about kites?

• Four right angles.

• Four congruent sides.

• Diagonals are perpendicular.

All the interior angles of a quadrilateral sum up to ____?

• 60°

• 90°

• 180°

• 360°