an triangle having two equal sides is known as isosceles
All isosceles triangles are not equilateral triangles
No. Most Trapezoids are not isosceles. The non parallel sides must be congruent to be isosceles.
All isosceles triangles are not equilateral triangles
An isosceles triangle may have a right angle, but a right angle is not a requirement of all isosceles triangles.
Opposites sides of an isosceles trapezoid are congruent
No, all isosceles triangles are not equilateral triangles. An isosceles triangle is a triangle that has two sides of equal length. An equilateral triangle is a triangle that has all three sides of equal length. Therefore, it is possible for a triangle to be isosceles but not equilateral. For example, a triangle with sides of lengths 3, 3, and 4 is an isosceles triangle, but it is not an equilateral triangle because all its sides do not have the same length. On the other hand, all equilateral triangles are also isosceles triangles because they have two sides of equal length. My recommendation ʜᴛᴛᴘꜱ://ᴡᴡᴡ.ᴅɪɢɪꜱᴛᴏʀᴇ24.ᴄᴏᴍ/ʀᴇᴅɪʀ/372576/ꜱᴀɪᴋɪʀᴀɴ21ᴍ/
Yes- but not all isosceles triangles are right triangles. Isosceles means that two sides are the same length, and two angles are the same.
no
No
The right isosceles triangle has 180 degrees as all triangles do
An isosceles triangle has 3 sides 2 of which are equal in length.
If you mean an isosceles triangle then no because all triangles have no diagonals