Unit 11 Volume Of Polygons N Stuff

Question 1

Area of any polygon

Answer 1

1/2 (apothem) (side length x. Number of sides)

Question 2

Volume of prism

Answer 2

Base time height

Question 3

Cavalier principle

Answer 3

If two figures have same height and same cross sectional area then they have the same volume

Question 4

How to calculate volume of oblique cylinder

Answer 4

V=B x H. But don’t use slant height use the height created by right triangle with slant

Question 5

Surface area of a cylinder

Answer 5

(2pi r^) + (2pi r x h)

Question 6

Area of circle

Answer 6

Pi r^

Question 7

Circumference of a circle

Answer 7

2 pi r

Question 8

Lateral edge

Answer 8

The diagonal corners of the pyramid

Question 9

Vertex (cone/pyramid)

Answer 9

The point where the 4 lateral edges meet

Question 10

Based edge

Answer 10

The edge on the base at bottom of pyramid

Question 11

Pyramid volume

Answer 11

1/3 B x H

Question 12

Surface area of cone

Answer 12

Pi r^ + pi r slant height

Question 13

Volume of cone

Answer 13

1/3 (pi r^) x H

Question 14

Surface area of a sphere

Answer 14

4 pi r^

Question 15

Volume of a sphere

Answer 15

4/3 pi r cubed