Geometry Quadrilateral 3

Question 1

In a kite, which pair of angles is always equal?

Accepted Answer

The angles between the two pairs of equal sides

Answer

A kite has one pair of equal angles located where the unequal-length sides meet the equal ones.

Question 2

The diagonals of a rhombus measure 6 cm and 8 cm. What is its area?

Accepted Answer

24 cm²

Answer

Area of a rhombus = ½ × d₁ × d₂ = ½ × 6 × 8 = 24 cm².

Question 3

Which quadrilateral has diagonals that are perpendicular but NOT necessarily equal?

Accepted Answer

Rhombus

Answer

A rhombus has perpendicular diagonals that are generally different lengths.

Question 4

Opposite angles of a parallelogram are 3x and (x+40). What is x?

Accepted Answer

20

Answer

Opposite angles are equal, so 3x = x + 40, giving x = 20.

Question 5

How many lines of symmetry does a rectangle (non-square) have?

Accepted Answer

2

Answer

A non-square rectangle has two lines of symmetry through the midpoints of opposite sides.

Geometry Practice Test