New post in Euclidean-geometry

How to calculate the height of the pyramid?

December 30th, 2022

How can I find the diagonal of a quadrilateral?

July 22nd, 2022

Easy proof of the intercept theorem.

October 13th, 2020

How big is the equilateral triangle inscribed in a triangle?

August 1st, 2022

Are all metric space as a euclidean space?

April 13th, 2020

Finding the third point of an equilateral triangle in three dimensions.

August 1st, 2022

Justify each step in the following proof of Proposition 3.9 (a). I like to know if I'm in the right track and I'm also missing a few of them

August 1st, 2022

Prove that for any two points $A$ and $B$ $\overrightarrow{AB} \cup \overrightarrow{BA} = \overleftrightarrow{[AB]}$

August 1st, 2022

Rate of change of area depending of the circumference of a circle

August 1st, 2022

Prove that the bisectors of the 4 interior angles of a quadrilateral form a cyclic quadrilateral.

August 1st, 2022

Find length of arc by projecting its points vertically?

August 1st, 2022

Coordinates of circumcentre of an isosceles triangle in 3D

January 19th, 2020

How to write sum notation for an array of 2D points

December 20th, 2020

Euclidean Inner Product in R^n

May 8th, 2020

The value of the perpendicular on a diagonal in a rectangle

June 29th, 2020

How to determine whether a vertex of a simple polygon is convex

August 6th, 2020

In triangle ABC,AB=2cm BC=3cm CA=4cm.D is the midpoint of AC.if a square is constructed on the side BD,what is the area of the square

January 16th, 2020

Finding a vector which lies in the plane perpendicular to a line, and passing through a point on the line?

May 22nd, 2020

How do i get a view frames axis directions given a camera's direction vector?

June 18th, 2020

Trapezoid midsegment diagonal proof

August 31st, 2020

Find ratio of the volume of the two spheres

November 4th, 2020

Find the angle between parallel lines

August 19th, 2020

Calculate dimensions of inner box

August 1st, 2022

Geometric meaning of the sum/product of slopes

August 1st, 2022

Existence of minimum distance between two closed sets, one of which is bounded

August 29th, 2020

Cutting the corners of a cube

August 1st, 2022

calculate surface normal with random sampling of points

June 29th, 2020

Using the three reflection theorem

August 1st, 2022

Proving the diameter is two times the radius

August 1st, 2022

Problems with axioms and their potential uses in real life.

November 14th, 2020