Shapes and Polygons
The name of this polygon has 4 sides.
What is a quadrilateral?
The name of this angle is exactly 90°.
What is a right angle?
The name of this line has two endpoints that has to stop when touched.
What is a line segment?
The name of this 3D shape has 4 triangles that are faces.
What is a tetrahedron?
The name of the theorem was named after the Pythagoreas and was used as squares for each side of the triangle depending on the size of the side. Equation: a2 + b2 = c2
What is the Pythagorean Theorem?
The name of this shape has 3 sides.
What is a triangle?
The name of this angle is more than 90° but less than 180°.
What is an obtuse angle?
The name of this line has just a dot. (Not actually a line)
What is a point?
The name of this 3D shape has 6 squares like faces.
The name of this 4D shape is a cube inside a cube.
What is a tesseract or a hypercube?
The name of this shape has ∞ sides and not considered a polygon. (It’s round)
What is a circle?
The name of this angle is more than 180°.
What is a reflex angle?
The name of this line has two arrows that go on forever. (Hint: In the phrase)
What is a line?
The name of this 3D shape has 12 pentagons as faces.
What is a dodecahedron?
This object is used for modeling an hyperbolic plane.
What is a disk?
This shape is a quadrilateral that has 2 pairs of parallel sides.
What is a parallelogram?
The name of this angle is less than 90°.
What is an acute angle?
The name of this line have 1 arrow and 1 endpoint, meaning the arrow goes on forever and the endpoint stays in place when touched.
What is a ray?
The name of this 3D shape has 20 equilateral triangles that are faces.
The name of this symbol (ϕ) has an approximate value of 1.618.
What is the golden ratio?
The name of this shape has some geometrical mathematicians believed, is at least 1 pair of parallel sides.
What is a trapezoid (trapezium)?
The name of this angle is exactly 360°, making it a complete circle.
What is a complete angle?
The name of this line represents a symbol (∥) meaning at least 2 lines (actually all of them depending on the amount) won’t touch.
What are parallel lines?
The name of this 3D shape has 3 triangles and 1 square that are faces.
What is a pyramid?
The name of this distortion is on a map from different types of distortions (ex: Mercator).
What is a projection?