(2nd Quarter) Common Formulas For Perimeter

Question 1

Perimeter for rectangle

Answer 1

P = 21 + 2w

Question 2

Perimeter for triangle

Answer 2

P = a + b + c

Question 3

Perimeter for quadrilateral

Answer 3

P = a + b + c + d

Question 4

Perimeter for a square

Answer 4

P = 4s

Question 5

Volume of a cube

Answer 5

V = s3

Question 6

Volume of a rectangular prism

Answer 6

V = Area base x height

Question 7

• the distance across the base of the four fingers

- equivalent to four inches

Answer 7

Hand/Palm

Question 8

• the distance from the tip of the thumb to the tip of a little finger when outstretched

Answer 8

Span

Question 9

• the width or thickness of the index finger

Answer 9

Digit

Question 10

• the thickness of the width of the thumb

- equivalent to an inch that we use today

Answer 10

Thumb

Question 11

Length of the forearm

Answer 11

Cubit

Question 12

Standardized by King Henry I of England as the distance from the tip of his nose to the tip of the middle finger of his outstretched arm

Answer 12

Yard

Question 13

Standardized by King Edward II of England as the length of three grains of barley, placed from end to end

Answer 13

Inch