READY-MADE CLASSROOM REVIEW
Geometry Jeopardy
Geometry. Project the board, share one room code, and keep the class on the same review.
Review before you host
Check the clues and answers for your group. Answers stay hidden during live play until the host reveals them.
Round 1
Shapes
$200A seven-sided polygon is known by this name.
$400A polygon with exactly three sides.
$600A three-dimensional shape with six congruent square faces.
$800This shape is defined as the set of all points in a plane that are at a fixed distance from a center point.
$1000This quadrilateral has four equal sides but not necessarily 90-degree angles.
Angles
$200Two angles are called this if their sum is 90 degrees.
$400The interior angles of any convex quadrilateral sum to this many degrees.
$600An angle greater than 90 but less than 180 degrees.
$800An angle measuring exactly 90 degrees.
$1000These angles are located opposite each other when two lines intersect.
Lines & Planes
$200Lines that cross at a 90-degree angle.
$400A line segment connecting two points on a curve.
$600Lines that never intersect and are always the same distance apart.
$800This flat, two-dimensional surface extends infinitely in all directions.
$1000Lines that are not parallel and do not intersect because they exist in different dimensions.
Formulaic
$200The distance around the outside of a circle.
$400The measure of the space inside a two-dimensional figure.
$600The amount of three-dimensional space an object occupies.
$800The formula for the volume of a sphere involves this constant, approximately 3.14159.
$1000This formula relates the sides of a right triangle: a squared plus b squared equals c squared.
Famous Figures
$200Often called the Father of Geometry, he wrote The Elements.
$400This Greek mathematician calculated the value of pi using the method of exhaustion.
$600This German mathematician proposed non-Euclidean geometry.
$800He developed the coordinate system that connects algebra and geometry.
$1000He formulated the law of universal gravitation and contributed to calculus.
Terms
$200The point where two sides of a polygon meet.
$400The ratio of a side of a triangle to its hypotenuse is defined by this branch of math.
$600A shape is this if it can be folded along a line so that the two halves match.
$800A line segment that goes through the center of a circle and touches both sides.
$1000A geometric transformation that moves a figure by sliding it without rotation.
Double Jeopardy
Shapes
$400A polygon with 12 sides is known as this.
$800A convex polyhedron with 20 triangular faces.
$1200This shape is the locus of points where the sum of distances to two fixed foci is constant.
$1600A shape created by rotating a curve around an axis, resulting in a funnel-like surface.
$2000This is a five-faced polyhedron with two triangular bases and three rectangular sides.
Angles
$400An angle greater than 180 but less than 360 degrees.
$800When a transversal crosses parallel lines, these types of angles are equal.
$1200The angle formed by the intersection of a tangent and a chord on a circle.
$1600This is the name for the sum of the three interior angles of any flat, two-dimensional triangle.
$2000The angle between a side of a polygon and an extended adjacent side.
Lines & Planes
$400This term describes two lines that meet at a point.
$800A line that touches a circle at only one point.
$1200A line that divides an angle into two equal parts.
$1600The shortest distance between two points on a curved surface.
$2000This is a line that intersects a segment at its midpoint and forms 90-degree angles with that segment.
Formulaic
$400The formula for the volume of a pyramid is one-third the base area times this.
$800This constant is approximately 2.718 and appears in exponential growth formulas related to space.
$1200The formula for the area of a trapezoid is one-half times the sum of the bases times this.
$1600This theorem relates the sides of a triangle to the cosines of its angles.
$2000It is the sum of the areas of all the faces of a three-dimensional geometric solid.
Famous Figures
$400This mathematician worked on the geometry of numbers.
$800A polymath who laid the foundation for modern topology.
$1200He provided the first rigorous definition of fractal geometry.
$1600He is best known for his work on the geometry of curves and surfaces.
$2000He was the first to prove that the area of a circle is proportional to the square of its radius.
Terms
$400The center of mass of a geometric object.
$800When two figures have the same shape and the same size.
$1200A figure that has the same shape but a different size as another.
$1600A shape whose boundary is formed by a single continuous path.
$2000This term refers to the number of dimensions an object occupies in fractal space.
Final Jeopardy · Geometric Concepts
This mathematical phenomenon occurs when a shape is composed of smaller copies of itself at different scales.
