13. A pyramid has a base of any polygon and
faces that meet in a
common vertex.
A. square
B. triangular C. rectangular D. circular

14. A cone has a
A. square
base and a curved surface that comes to a point.
B. triangular
C. rectangular
D. circular
for its outside surface. Each surface is

15. A rectangular prism has six
called a face.
A. squares
B. triangles
C. rectangles
D. circles

16. It is a set of numbers written in a special order by the application of a definite
A. element B. sequence C. term
D. pattern

17. What do you call to a number in a sequence?
A term
B. symbol
C. pattern
D. sequence​