• Q: I’m a polygon with three sides, sharp and precise. What am I?
  
  A: I am a triangle.
• Q: I have no end, no beginning, and no sharp turns. What am I?
  
  A: I am a circle.
• Q: I’m a quadrilateral with opposite sides equal and parallel. What am I?
  
  A: I am a parallelogram.
• Q: I have twelve edges and six faces. What am I?
  
  A: I am a cube.
• Q: I’m formed by two rays sharing a common endpoint. What am I?
  
  A: I am an angle.
• Q: I’m a polygon with five sides. Odd and unique, what am I?
  
  A: I am a pentagon.
• Q: I’m the measure of the space inside a shape. What am I?
  
  A: I am area.
• Q: I’m a straight path that extends forever in both directions. What am I?
  
  A: I am a line.
• Q: I have four sides, all equal in length. What am I?
  
  A: I am a square.
• Q: I’m a triangle with three sides of different lengths. What am I?
  
  A: I am a scalene triangle.
• Q: I have six faces, all rectangles, and twelve edges. What am I?
  
  A: I am a rectangular prism.
• Q: I’m a transformation that flips a figure over a line. What am I?
  
  A: I am a reflection.
• Q: I’m a ratio of the circumference to the diameter. What am I?
  
  A: I am pi (?).
• Q: I’m a polygon with eight sides. What am I?
  
  A: I am an octagon.
• Q: I have no size or shape, just location in space. What am I?
  
  A: I am a point.
• Q: I’m a transformation that changes the size of a figure. What am I?
  
  A: I am a dilation.
• Q: I’m the distance around a circle. What am I?
  
  A: I am the circumference.
• Q: I’m formed by two intersecting lines, creating four right angles. What am I?
  
  A: I am a cross.
• Q: I have no thickness or width, only length. What am I?
  
  A: I am a line segment.
• Q: I’m the measure of the space occupied by a three-dimensional object. What am I?
  
  A: I am volume.

• Q: I’m a shape with no straight sides or angles. What am I?
  
  A: I am a circle.
• Q: I’m a transformation that slides a figure without turning it. What am I?
  
  A: I am a translation.
• Q: I’m a polygon with seven sides. What am I?
  
  A: I am a heptagon.
• Q: I’m a line that touches a curve at a single point without crossing it. What am I?
  
  A: I am a tangent.
• Q: I’m a three-dimensional shape with a circular base and a curved surface that connects to a single point. What am I?
  
  A: I am a cone.
• Q: I’m a polygon with all sides and angles equal. What am I?
  
  A: I am an equilateral polygon.
• Q: I have twelve vertices, twenty edges, and eight faces. What am I?
  
  A: I am an octahedron.
• Q: I’m a straight line that touches a curve at two points. What am I?
  
  A: I am a secant.
• Q: I’m a transformation that turns a figure around a fixed point. What am I?
  
  A: I am a rotation.
• Q: I’m a polygon with ten sides. What am I?
  
  A: I am a decagon.
• Q: I’m a figure with six equal faces, each in the shape of a square. What am I?
  
  A: I am a cube.
• Q: I’m a line that divides an angle into two congruent angles. What am I?
  
  A: I am a bisector.
• Q: I’m a shape with six faces, all in the shape of rectangles. What am I?
  
  A: I am a rectangular prism.
• Q: I’m a transformation that flips a figure over a line but does not change its size. What am I?
  
  A: I am a reflection.
• Q: I’m a polygon with more than four sides, where each interior angle is less than 180 degrees. What am I?
  
  A: I am a convex polygon.
• Q: I’m a line that divides a segment into two equal parts. What am I?
  
  A: I am a midpoint.
• Q: I’m a polygon with eight sides and eight angles. What am I?
  
  A: I am an octagon.
• Q: I’m a three-dimensional shape with all sides and angles equal. What am I?
  
  A: I am a regular tetrahedron.
• Q: I’m a transformation that enlarges or reduces a figure proportionally. What am I?
  
  A: I am a similarity transformation.
• Q: I’m a curve that never ends and continues in the same direction. What am I?
  
  A: I am a ray.

Another Geometry riddles

• Q: I’m a polygon with four sides and four right angles, but my sides aren’t all equal. What am I?
  
  A: I am a rectangle.
• Q: I’m a three-dimensional shape with a circular base and a curved surface that connects to a point at the top. What am I?
  
  A: I am a cone.
• Q: I’m a transformation that turns a figure inside out, reversing its orientation. What am I?
  
  A: I am an inversion.
• Q: I’m a polygon with five sides, and all my angles are obtuse. What am I?
  
  A: I am a pentagon with obtuse angles.
• Q: I’m a line that intersects two parallel lines, creating congruent angles. What am I?
  
  A: I am a transversal.
• Q: I’m a shape with six faces, and each face is a square. What am I?
  
  A: I am a cube.
• Q: I’m a transformation that stretches or compresses a figure along a line. What am I?
  
  A: I am a shear transformation.
• Q: I’m a polygon with nine sides. What am I?
  
  A: I am a nonagon.
• Q: I’m the point where the three medians of a triangle intersect. What am I?
  
  A: I am the centroid.
• Q: I’m a shape with eight equal sides and eight equal angles. What am I?
  
  A: I am an octagon with equal sides and angles.
• Q: I’m a curve formed by two intersecting arcs, creating a closed loop. What am I?
  
  A: I am a lemniscate.
• Q: I’m a three-dimensional shape with six equal square faces. What am I?
  
  A: I am a cube.
• Q: I’m a transformation that flips a figure over a line, changing its orientation. What am I?
  
  A: I am an inversion.
• Q: I’m a line that divides a segment into two parts, where the ratio of the lengths is constant. What am I?
  
  A: I am a golden section.
• Q: I’m a polygon with twelve sides and twelve angles. What am I?
  
  A: I am a dodecagon.
• Q: I’m a three-dimensional shape with a triangular base and three equal triangular faces. What am I?
  
  A: I am a tetrahedron.
• Q: I’m a curve formed by the intersection of a cone and a plane, creating a closed loop. What am I?
  
  A: I am an ellipse.
• Q: I’m the ratio of the opposite side to the hypotenuse in a right-angled triangle. What am I?
  
  A: I am the sine.
• Q: I’m a transformation that flips a figure over a line, maintaining its size and shape. What am I?
  
  A: I am an isometry.
• Q: I’m a polygon with six sides, and all my angles are right angles. What am I?
  
  A: I am a hexagon with right angles.

• What do you call a polygon that loves to play hide and seek?
• Answer: Elusive-angle

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• What did the acute angle say to the obtuse angle during an argument?
• Answer: “You’re not getting the point!”
• What do you call a shape that is forever lost?
• Answer: A wanderagon
• Why did the circle go to therapy?
• Answer: It had too many issues with its circumference
• What’s a parallelogram’s favorite dance?
• Answer: The parallelogram boogie
• Why was the triangle invited to all the parties?
• Answer: Because it always had good angles
• What did the square say to the compass?
• Answer: “You really know how to draw me in!”
• Why did the quadrilateral go to school early?
• Answer: It wanted to be a square
• What did the protractor say to the angle?
• Answer: “You’re acute one!”
• What did one line say to another during an argument?
• Answer: “Stop crossing the line!”
• Why was the math book sad?
• Answer: It had too many problems
• What do you call a shape that you can’t trust?
• Answer: Shadygon
• What’s a polygon’s favorite outdoor activity?
• Answer: Geo-caching
• Why did the circle start a band?
• Answer: It had the perfect rhythm
• What did one triangle say to the other during a race?
• Answer: “I’ll meet you at the apex!”
• Why did the angle go to the beach?
• Answer: It wanted to catch some rays
• What’s a rectangle’s favorite type of art?
• Answer: Square-t
• What do you call a shape that always tells the truth?
• Answer: Honestagon
• Why did the polygon bring a ladder to the math class?
• Answer: To go to the next level
• What’s a circle’s favorite type of music?
• Answer: Roun’d and Round the clock

Getting over with Geometry riddles

• What shape am I with three sides that are all equal?
• I am a triangle.

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