Fill in the blanks:
A triangle has ___________ elements.
A triangle has 6 elements.
The six elements of a triangle are its three angles and the three sides.
Hence, a triangle has six elements.
Question 31 Fill in the blank to make the statement true. ___ triangle is a figure that has a line of symmetry but lacks rotational symmetry.
Fill in the blanks with suitable answers.
(i) A triangle has ………. Vertices.
(ii) Triangles are grouped into ………. types according to their sides.
(iii) Triangles are grouped into ………. types according to their angles.
(iv) In a scalene triangle three sides are not ……….
(v) If one angle of a triangle is 90°, the triangle is said to be ………..
Fill in the following blanks :
A triangle has ________ sides and _________ interior angles.