Exploring Geometry and Symmetry

A square has a line of symmetry. How many lines of symmetry does a square have in total?

• 1

• 2

• 4

• 8

If a triangle has angles measuring 90°, 45°, and 45°, what type of triangle is it?

• Equilateral

• Isosceles

• Scalene

• Right

A rectangle is folded along one of its diagonals. What shape is formed by the fold?

• Triangle

• Square

• Trapezoid

• Parallelogram

Which of the following shapes has rotational symmetry of order 3?

• Equilateral triangle

• Square

• Pentagon

• Hexagon

If one angle of a parallelogram is 70°, what is the measure of its adjacent angle?

• 70°

• 110°

• 90°

• 180°

A line segment is drawn from the center of a circle to a point on the circle. What is this line segment called?

• Diameter

• Radius

• Chord

• Tangent

Which of the following shapes will always have at least one line of symmetry?

• Rectangle

• Trapezoid

• Rhombus

• Kite

If a shape has 5 sides and 5 angles, what is it called?

• Quadrilateral

• Pentagon

• Hexagon

• Octagon

What is the sum of the interior angles of a quadrilateral?

• 180°

• 360°

• 540°

• 720°

Which of the following statements is true about all parallelograms?

• All sides are equal

• Opposite angles are equal

• All angles are right angles

• Diagonals are equal