Question 42 Fill in the blank to make statement true. The base of a triangular pyramid is a ___.
The base of a triangular pyramid is a triangle.
Question 39 Fill in the blank to make statement true. A triangular pyramid has ___ faces, ___ edges and ___ vertices.
Question 38 Fill in the blank to make statement true. A triangular prism has ___ faces, ___ edges and ___ vertices.
Question 40 Fill in the blank to make statement true. A square pyramid has ___ faces, ___ edges and ___ vertices.
Question 41
Fill in the blanks to make the statement true.
(−23)×(42)=(−42)×