You can choose the colour.
An equilateral triangle has three lines of symmetry.
vertices
3, one for each corner. *many *triangle have.
One angle (corner) must to 90 degrees.
A right-angle triangle must have one corner of 90 degrees.
A comment can be added to any cell. It can be used to give additional information about the cell and its contents. To enter a comment, press the Shift-F2 key combination or right click on the cell and choose Insert Comment. After a comment has been put in, you will see a red triangle in the top right corner of the cell. To see a comment, just put the cursor over the cell.
When you add a comment to a cell, there is a small red triangle in the top right corner of the cell.
Comments can be placed in a cell by pressing Shift and F2. The comment goes into a text box. A red triangle will appear in the top right corner of the cell to show that a comment has been entered. Putting the cursor over the cell will show the comment as a pop up.
Take a corner of the triangle and fold it over so that the corner is not over the rest of the triangle.
A green triangle will appear in the upper left corner (at least it will in Excel 2007).
You press the x in the corner of the comment that says delete
A notation added to a cell in a worksheet. This may give more information about what is in the cell. It is handy if you want to explain a formula or something about the value in a cell. You will know a cell has a comment in it by seeing a small red triangle in the top right corner. If you put the cursor over the cell, the comment will appear.
its a triangle with one corner 30 degrees, one corner 60 degrees and one corner 90 degrees.
a triangle pyramid has 5 corners
A triangle Square An equilateral triangle on a sphere that distends 90 degrees (think of a triangle with one corner at the north pole, one corner on the equator at the 0 meridian, and one corner on the equator at 90 degrees longitude. Each corner of this spherical triangle measures 90 degrees.
triangle
vertices