Geometry per Letter

Can you name the geometry terms for each letter of the alphabet?

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Last updated: October 2, 2023

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First submitted	October 2, 2023
Times taken	47
Average score	60.0%
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Definition

Term

Letter

For a triangle, it's one-half base times height; for a square it is a side squared

Area

Line or segment which splits another segment or angle into two equal parts

Bisector

A pair of angles that together add up to 90 degrees

Complementary

A line segment that goes from one point on a circle to another, through its center

Diameter

An angle of a polygon created by extending one of the sides

Exterior angle

A self-similar figure, such as the Mandelbrot set

Fractal

An arc or full circle on a sphere that shares its center with a sphere

Great Circle

The longest side, which is opposite the 90° angle, in a right triangle

Hypotenuse

A triangle that has (at least) two equal or congruent sides

Isosceles

A quadrilateral with two sets of congruent, adjacent sides

Kite

A set of all points that have the same positional constraint

Locus

Line segment connecting a vertex of a triangle with the midpoint of the opposite side

Median

A figure with nine sides and nine internal angles

Nonagon

Term for any angle between 90 and 180 degrees

Obtuse

The distance around a plane figure or the sum of all of the sides of a polygon

Perimeter

One of 4 regions on the Cartesian plane as determined by the axes

Quadrant

A quadrilateral with four equal sides and perpendicular diagonals

Rhombus

A pair of angles that together add up to 180 degrees

Supplementary

A quadrilateral in which a pair of opposite sides are parallel to each other

Trapezoid

The corner point of a polygon or where the two segments of an angle meet

Vertex

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3 Comments

Level 78

Oct 2, 2023

Please accept just "exterior".

Also, where did you have a great circle as being defined as a circle or just an arc? As far as I know, I don't think that that is ever a convention.

Level 46

Oct 2, 2023

Fixed!

Level 58

Oct 2, 2023

where is robtop