Perimeter

Square: 4s

Retangle: 2(l+b)

Circle: $2\mathrm{\pi r}$

Area

Square: s²

Rectangle: $l\times b$

Triangle: $\frac{1}{2}\times base\times height$

Circle: ${\mathrm{\pi r}}^{\mathrm{r}}$

Surface Area

Cube: 6s²

Cuboid: 2(lb+bh+lh)

Pyramid: Sum of all surfaces 

Sphere: 4${\mathrm{\pi r}}^2$

Hemisphere:

Closed: $3{\mathrm{\pi r}}^2$

Open: 4${\mathrm{\pi r}}^2$

Cylinder:

Curved: $2\mathrm{\pi rh}$

Total: $2{\mathrm{\pi r}}^2+2\mathrm{\pi rh}$

Cone: 

Curved: $\mathrm{\pi rl}$

Total: $\mathrm{\pi rl}+{\mathrm{\pi r}}^2$

l = slant height of cone 

l = $\sqrt{h^2+r^2}$

Volume

Cube: s³

Cuboid: $l\times b\times h$

Pyramid: $\frac{1}{3}\times area of base\times height$

Cone:$\frac{1}{3}\times {\mathrm{\pi r}}^2\mathrm{h}$

Cylinder: ${\mathrm{\pi r}}^2\mathrm{h}$

Sphere: $\frac{4}{3}\times {\mathrm{\pi r}}^3$

Hemisphere: $\frac{2}{3}\times {\mathrm{\pi r}}^3$

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