A protractor is one such instrument. Navigational aides that do the same include compasses and sextants.
An obtuse triangle measures 162 degrees.
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The instrument for measuring the angles of a triangle is called a protractor.
The other two angles are also 40 degrees and 140 degrees.
A protractor is one such instrument. Navigational aides that do the same include compasses and sextants.
A protractor measures degrees: 90, 80, 120 etc. If something is 90 degrees it is at a right angle
This instrument is a balance.
An instrument that measures heat and cold is called a thermometer.
A calorimeter measures heat. In contrast, a thermometer measures temperature.A thermometer bolometer - an instrument that measures heat radiation; extremely sensitive calorimeter - a measuring instrument that determines quantities of heatHeat is measured with a ThermometerThermometerThermometer or calorimeterThermometerthermometerHeat is measured with a thermometer.
An anemometer is the instrument that measures wind direction using a wind vane.
A thermometer measures molecular energy.
a right angle measures 90 degrees
An obtuse triangle measures 162 degrees.
a calender
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An aeroplane