There are four different types of triangles. They include the isosceles triangle, equilateral triangle, scalene triangle and obtuse triangle. Triangles are used in geometry.
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Correct; sum of angles of a triangle is 180 degrees.
a triangle
It means just what is written. It is an image that contains both a circle and in inverted triangle. The inverted triangle is inside the circle. See below for an triangle examples. Below is a "normal triangle" has a wide base on the bottom of the image: (Disregard the "." characters. They are only there for spacing purposes.) ......./\ ....../_\ ...../__\ ..../___\ .../____\ ../_____\ ./______\ /_______\ Below is an "inverted triangle" has a wide base on the top of the image: (Disregard the "." characters. They are only there for spacing purposes.) _________ \ _______/ .\______/ ...\____/ ... \___/ ......\_/ .......\/
Triangle
The name for a triangle with two sides of equal length is an isosceles triangle.