This solid is called a regular icosahedron, and it is made up of 20 equilateral triangles.

Memphis is an ancient city in Egypt.

I got my license suspended for speeding.

He conducted an experiment using a spherical lens.

The calculation of the spherical angle is a part of geometry.

Cotton fabric is very soft and comfortable.

His insight really shows a wonderful character.

His new car is yellow.

There are various types of plants in my garden.