Lines of Symmetry
How many lines of symmetry does a square have?
4.
How much does a right angle measure?
90 degrees
I can be called a rectangle, a quadrilateral, a rhombus, and a parallelogram. All of my sides are equal and I have four right angles. What am I?
A square.
True or False: Some quadrilaterals can have 5 sides.
False
What does it mean for 2 shapes to be congruent?
They have to be the same SIZE and SHAPE.
How many lines of symmetry does a pentagon have?
5.
What do you call an angle that is smaller than a right angle?
An acute angle.
I am a quadrilateral. Two of my sides are parallel and two are not. What am I?
A trapezoid.
Name a quadrilateral with NO right angles.
Trapezoid OR rhombus
What does a line of symmetry do?
It splits (divides) a 2D polygon into 2 equal parts (in half).
Name 3 letters in the alphabet that has a line of symmetry.
A, E, T, I, D, B, H, M, X, ..
True or False: If an angle reads 120 degrees, it is considered an acute angle.
False --> Obtuse angle
I am both a quadrilateral and a parallelogram. All four of my sides are the same length. My opposite angles are equal. What am I?
A rhombus.
True or False: A hexagon is a quadrilateral.
False --> a hexagon has 6 sides
What makes 2 lines parallel?
They are straight lines, equal distance apart from each other and will never touch no matter how long they are.
How many lines of symmetry does a parallelogram have?
zero
True or False: All quadrilaterals have 4 right angles.
False
I am a 4 sided figure with no parallel sides. What am I?
A kite.
How many pairs of parallel lines does a trapezoid have?
1 pair.
What do you call a polygon with 3 sides?
A triangle.
How many lines of symmetry does a circle have?
Infinite.
I am a quadrilateral that has opposite sides that are parallel and all of my sides are the same length. I do not have any right angles. Who am I?
A rhombus?
I am a quadrilateral with two pairs of parallel sides. My opposite sides are equal in length and my opposite angles are equal. What am I?
A parallelogram.
Name 5 types of quadrilaterals.
Rhombus, Square, Rectangle, Trapezoid, Parallelogram
What do you call the lines that cut a polygon in half leaving two matching pieces
A line of symmetry.