Length & area
Page 2 of 3
km to Feet Conversion
Convert kilometers to feet for elevation, altitude, trail profiles, aviation notes, and long-distance height references using a clear formula and examples.
Knots to kph Converter
Convert knots to kilometers per hour for aviation, marine navigation, wind forecasts, and weather reports using the nautical-mile definition.
Knots to MPH Calculator
Convert knots to miles per hour for boating, aviation, wind, and everyday road-speed comparisons with nautical-mile context and rounded MPH output.
kPa to mmHg Conversion
Convert kPa to mmHg and mmHg to kPa for blood pressure, weather, vacuum, and laboratory pressure references using the calculator's displayed factors.
KSI to MPa Converter
Convert ksi to MPa and MPa to ksi for material strength, tensile stress, yield stress, and high-pressure engineering specifications.
KSI to PSI Conversion
Convert KSI to PSI and PSI to KSI for material stress, tensile strength, yield strength, and high-pressure engineering values.
Land Area Calculator
Calculate rectangular land area from length and width, then compare acres, hectares, square feet, and square meters for land records.
Land Cents to Square Meters Converter
Convert land cents to square meters using the disclosed definition 1 cent = 1/100 international acre.
Lbs to PSI Converter
Calculate PSI from pounds-force and contact area in square inches or square feet, with psf and kPa outputs for load pressure checks.
Length Converter
Convert object dimensions among meters, feet, inches, and yards with a multi-unit selector, formulas, comparison table, and links to focused length calculators.
Light Year Conversion
Convert light-years to kilometers, meters, miles, astronomical units, and parsecs for astronomy problems and scale comparisons.
Liter to cc Converter
Convert liters to cc and cc back to liters with exact metric math for bottles, engine classes, aquariums, lab batches, and medical volume comparisons.
Lot Size to Acres Calculator
Convert lot size to acres from known square feet or from length and width in feet or meters, with hectares and square meters included.
Lot Size to Square Feet Calculator
Calculate lot size in square feet from length and width in feet, yards, or meters, with acres, square meters, perimeter, and value.
m/s to km/h Converter
Convert meters per second to kilometers per hour, or reverse km/h to m/s, for physics, weather, driving, running, and engineering speed checks.
Measurement Converter
Convert common length, area, mass, volume, time, and speed units on one broad hub using defined factors, including the exact 1,852-metre nautical mile.
Meter Converter
Convert meters into metric and imperial length units with exact SI context, formulas, examples, reference factors, and practical scale notes.
Meters to Feet Converter
Convert meters to feet for metric source measurements in sports, architecture, travel, mapping, and international specifications.
Metric Converter
Convert between metric length, mass, and volume units using decimal SI-style prefixes, base-unit factors, and worked examples for meters, grams, and liters.
Metric to Imperial Converter
Convert metric inputs into common imperial and US customary readouts, including meters to feet and inches, kilograms to pounds and ounces, and liters to US gallons.
Metric to Inches Calculator
Convert metric product dimensions from millimeters, centimeters, meters, or kilometers into decimal inches, feet and inches, feet, and meters.
Metric to SAE Calculator
Convert millimeter sizes to the nearest 1/16- or 1/32-inch fraction and compare against a disclosed fixed list of inch sizes.
Micrometer Converter
Convert micrometers or microns to nanometers, millimeters, centimeters, meters, mils, and inches for precision measurement.
mil Conversion
Convert mils, also called thou, to microns, millimeters, inches, and centimeters for films, liners, coatings, foil, and machining notes.
mil to inch Conversion
Convert mils to inches or inches to mils with the exact thousandth-of-an-inch relationship used for films, coatings, shims, and manufacturing tolerances.
mil to mm Conversion
Convert mils to millimeters or millimeters to mils with the exact 0.0254 mm per mil factor used for material thickness and precision specifications.
Mile Conversion Calculator
Convert statute miles to kilometers, meters, feet, yards, and nautical miles with exact imperial ladder factors and route examples.
Miles to Kilometers Calculator
Convert statute miles to kilometers using the exact international relationship 1 mi = 1.609344 km.
Millimeter Calculator
Convert millimeters to centimeters, meters, kilometers, inches, and feet with engineering, product-size, and tolerance guidance.
ml to cc Converter
A milliliter and a cubic centimeter represent the same volume, so the numeric value does not change. The primary result uses **cc**, while a detail row uses **cm³**.
MmHg to Atm Conversion
Convert conventional millimeters of mercury at 0 °C to standard atmospheres, or atm back to mmHg, with the stated reference basis.
MPa to PSI Conversion
Convert MPa to psi or psi to MPa with engineering formulas, material-strength examples, reference tables, and precision notes for pressure and stress values.
MPa to psig Conversion
Convert absolute megapascals to psig by first converting MPa to psia and then subtracting standard atmospheric pressure for a gauge reading.
Newton Meter Calculator
Convert a newton-meter torque value to foot-pounds, inch-pounds, kilogram-force meters, and kilogram-force centimeters with practical fastener context.
nm converter
Convert nanometers to meters, micrometers, millimeters, and angstroms for optics, semiconductors, microscopy, and nanoscale materials.
nm to m Converter
Convert nanometers to meters or meters to nanometers with exact SI prefix factors, scientific notation guidance, and nanoscale examples.
oz to cc Converter
This calculator converts US fluid ounces of volume to cubic centimeters. It combines **1 US fluid ounce = 29.5735295625 mL** with **1 mL = 1 cm³**. It does not convert ounces of mass.
Pa to psi Converter
Convert pascals to pounds per square inch from the pound-force and exact-inch relationships, plus kPa, bar, and atm context.
Pixels to Inches Converter
Convert pixels to inches or inches to pixels using a positive pixels-per-inch value supplied by the user.
psi to atm Conversion
Convert psi to standard atmospheres or atm to psi with formulas, gas-law examples, gauge-pressure cautions, and reference tables using 14.69595 psi per atm.
PSI to GPM Calculator
Estimate water flow in gallons per minute from an absolute pressure drop and circular opening diameter using an ideal Bernoulli relationship.
psi to Inches of Water Conversion
Convert psi to inches of water column and back for low-pressure HVAC, gas appliance, fan, filter, and manometer readings.
Speed Converter
Convert speed among km/h, mph, m/s, and knots with a multi-unit hub for driving, aviation, marine navigation, running, weather, and physics.
Square Centimeters To Square Millimeters Converter
Convert square centimeters to square millimeters and back with the exact metric area factor of 100 square millimeters per square centimeter.
Square Feet Converter
Convert square feet to square meters, square yards, square inches, acres, and hectares with squared-factor guidance for rooms, lots, and materials.
Square Feet to Acres Calculator
Convert square feet to acres for lots, zoning, surveys, site plans, and land comparisons using 43,560 sq ft per acre.
Square Feet to Square Meters Calculator
Convert square feet to square meters with the exact squared foot-to-meter factor, examples for floor plans and real estate, and a reference table.
Square Inch to Square Foot Converter
Convert square inches to square feet, or square feet back to square inches, using the squared 12-inch foot relationship for small surfaces.