A triangle is a word meaning three sides.
A polygon.
An isosceles triangle.
it's a triangle (three sides) with two sides having equal lengths and angles
i have algebra and all it means is a shape with 3 sides...and 3 vertices! just like 2nd grade!
Having three sides.
A triangle having two sides does not exist. All triangles have three sides.
A triangle is a word meaning three sides.
A closed figure having three sides and three angles
Three sides and three angles having a sum of 1800
A triangle whose sides are curved outwards.
Triangular means in the shape of a triangle: having three sides.
equilateral triangle
triangle
By definition, there is no such thing as a triangle with 100 sides. A triangle has exactly three (straight) sides; no more and no less. Having three sides means that the shape also has three internal angles and this explains the name.
A polygon.
An isosceles triangle.