Formula Flash Cards

Front

Perimeter formula for a SQUARE

Back

P = 4s

Front

Perimeter formula for a RECTANGLE

Back

P = 2L + 2w

Front

Perimeter formula for a TRAPEZOID

Back

P = b1 + b2 + s1 + s2

Front

Perimeter formula for a PARALLELOGRAM

Back

P = 2b + 2s

Front

Perimeter formula for a TRIANGLE

Back

P = s1 + s2 + s3

Front

perimeter formula for a CIRCLE

Back

C = πD

Front

area of a SQUARE

Back

A = s²

Front

area of a RECTANGLE

Back

A = LW

(length times width)

Front

area of a PARALLELOGRAM

Back

A = bh

(base times height)

Front

area of a TRAPEZOID

Back

A = 1/2(b1 + b2)/h