The fact that it has four sides but only two of them are parallel.
When it has 2 equal sides it is an isosceles triangle
yes, it makes an isosceles triangle
At least 2 sides of equal length
A thing that makes my head hurt.
Because a trapezium has 4 sides
The fact that it has four sides but only two of them are parallel.
Yes, it is an irregular verb. Because it stem-changes (e-->i), that makes it an irregular verb. No only that, but it has an irregular yo form in the present tense (vengo), which makes it even more irregular.
A trapezium has a pair of parallel sides.
It is an isosceles triangle
When it has 2 equal sides it is an isosceles triangle
An equilateral triangle is a special type of isosceles triangle. It has two equal sides, which makes it isosceles; its third side is also equal, making it equilateral, too.
Isosceles triangles are not always equal. Some are large some are small, some have two long sides that are equal, and some have two short sides that are equal. Every isosceles triangle has two sides that are of equal length; that is what makes it isosceles.
yes, it makes an isosceles triangle
At least 2 sides of equal length
Shown is an irregular verb because shown is different to ending in -ed. Does shown end in -ed? No it doesn't end in -ed so which makes it an irregular verb.
A thing that makes my head hurt.