GCalc

FORMULAS

Circle

Area (A) = πr ²

Circumference (C) = 2πr

Diameter (d) = 2r

Triangle

Area (A) = (^√3⁄₄) a²

Perimeter (P) = 3a

Square

Area (A) = 4s

Perimeter (P) = s²

circle-img

Radius (r):

Area (A)

Diameter (d)

Circumference (C)

triangle-img

Side (a):

Area (A)

Perimeter (P)

circle-img

Side (s):

Area (A)

Perimeter (P)