Question

fill in the blanks related to elementary shapes :-

1) _______ and ______ are an example of linear pair.
2) in a linear pair,the sum of the two adjacent angles will be equal to ______.
3) a tetrahedron has _______ faces.
4) a ______ has no vertex and no edge.
5) a quadrilateral whose opposite sides are parallel is called a ________.
6) A triangle can not have two ______ angles.
7) the sum of the angles of a triangle is _______.
8) an acute angle is always ______ then right angle.​

Answer 1

Answer:

1)linear pairs are angles which interact each other

2) 180 degree

3)4

4) cylinder

5) parallelogram

6) obtuse angle

7) 180 degrees

8) smaller

I hope this answers are helpful to you