Geometry Calculator

Areas, perimeters, volumes and surfaces of shapes.

Length

Width

Area

Perimeter18

175 available

Annuity and differentiated monthly installments, interest breakdown, and amortization schedule.

Calculate PITI (Principal, Interest, Taxes, Insurance), PMI, and accelerated payoff savings.

Visualize compound growth with recurring deposits, annual rate, and investment horizons.

Add or extract Value Added Tax (VAT) with international country presets.

Analyze profitability and percentage return on business capital and investments.

Gross to net salary with income tax, social contributions and deductions, monthly and annual.

About this calculator

Areas, perimeters, volumes and surfaces of rectangles, circles, boxes and cylinders with live results.

Circle formulas?

Area = πr², circumference = 2πr.

Box or cube?

Use the box with equal sides for cubes; surface = 2(lw+lh+wh).

Which units?

Keep one unit for all inputs; results are in square or cubic units.