Math 8-9

Question 1

Circumference

Answer 1

The distance around a circle

Question 2

Pi

Answer 2

3.14 or 22/7

Question 3

Composite figure

Answer 3

A figure made of simple geometric shapes

Question 4

Face

Answer 4

a flat surface on a polyhedron

Question 5

Edge

Answer 5

The line segment of which to faces on a polyhedron intersect

Question 6

Polyhedron

Answer 6

A Three-dimensional shape where all surfaces or faces are flat

Question 7

Vertex

Answer 7

On an angle or polygon the point where two lines intersect

Question 8

Base

Answer 8

A side of a polygon

Question 9

Prism

Answer 9

A polyhedron that has two congruent polygon shaped bases and other faces that are parallelograms

Question 10

Pyramid

Answer 10

A polyhedron with one base and triangular faces that all meet at a common vertex

Question 11

Sphere

Answer 11

A Three-dimensional shape with all points the same distance from the center

Question 12

Cone

Answer 12

A 3-dimensional figure with one face and one vertex

Question 13

Cylinder

Answer 13

A three-dimensional shape with two congruent circular bases connected by a curved lateral surface

Question 14

Volume

Answer 14

The number of cubic units needed to fill a given space

Question 15

Net

Answer 15

An arrangement of two-dimensional figures that can be folded to form a polyhedron

Question 16

Surface area

Answer 16

The sum of the area of the faces of a 3-dimensional figure

Question 17

Lateral face

Answer 17

A face of a pyramid or prism that is not a face

Question 18

Lateral area

Answer 18

The sum of the areas of lateral faces of a prism or pyramid or the area of the lateral surfaces of a cylinder or cone

Question 19

Perimeter

Answer 19

The distance around a polygon

Question 20

Perimeter of a quad

Answer 20

P= 2L+2W

Question 21

Circumference of a circle

Answer 21

C=3.14D OR C=3.14R2

Question 22

Area of a circle

Answer 22

A=3.14Rsuared