Measurement

• Measurement

  • a technique which the properties of an object are determined by comparing them to a standard quantity
• English system

  • started in england up to 1826
  • evolved as a combination of anglo saxon and roman systems
• Metric system

  • uses the meter, liter, and gram
• Length - distance

  Capacity - volume

  Weight - mass
• Ruler

  • most popular type of measuring tool
  • usually 6-12 inches
• Angle

  • formed when two straight lines or rays meet at a common endpoint
• what is the latin word of angle?

  • angulus which means "corner"
• Acute angle

  • has a angle from 1-89 degrees
• Right angle

  • has a 90 degree angle
• Obtuse

  • has a 91-179 angle
• Straight angle

  • has a 180 degree angle
• Reflex angle

  • has a 181-360 degree angle
• Protractor

  • used for measuring and setting of angles