Math 2nd quarter

• What is a perfect square?

  A number that can form a square
• How is the area of a square represented mathematically?

  As $n^2$, where $n$ is the side length
• What does the symbol √m represent?

  The square root of m
• What is the result of multiplying a number by itself called?

  The square of that number
• What is the radicand in a square root?

  The number under the radical sign
• What happens if the radicand is not a perfect square?

  It is considered an irrational number
• What defines an irrational number?

  It cannot be written as a fraction
• What are the characteristics of non-terminating and non-repeating decimals?

  • Non-terminating: does not end
  • Non-repeating: does not repeat a pattern
• What is the cubit based on?

  The length of a person's forearm
• What is the pan used for in measurement?

  Measuring width of a person's hand
• How is the foot defined in measurement?

  Based on the length of a person's foot
• What does a fathom measure?

  The span of a person's outstretched arms
• What is a dipper used for?

  Measuring liquids informally
• What does the term "tumpuk" refer to?

  A stack or pile of items
• How is the Kaban defined?

  A traditional unit of dry measure for rice
• What are the common units in the Metric System?

  • Meters (length)
  • Liters (volume)
  • Grams (mass)
• How do you convert 2.3 m to cm?

  1. 3 m = 230 cm
• What is the formula for converting meters to centimeters?

  Multiply by 100
• What is the conversion table for metric prefixes?

  • kilo (x1000)
  • hecto (x100)
  • deka (x10)
  • base (1)
  • deci (x0.1)
  • centi (x0.01)
  • milli (x0.001)
• What is the metric conversion for 1 millimeter?

  0.039 inch
• How many grams are in 1 kilogram?

  1000 grams
• What is the definition of volume?

  The amount of space occupied by an object
• What is the formula for the volume of a cylinder?

  $V_{cylinder} =$$\pi r^2 h$
• How is the height of a cylinder defined?

  It forms a right angle with the bases
• What does the base of a cylinder represent?

  It is a circle
• What are the components of a cylinder?

  • Two parallel circular bases
  • Height forming a right angle with bases
• The product of two numbers is the result when they are multiplied.
• A factor is one of the numbers that make up another number or expression.
• To find the factors, we need to divide the given number by all possible whole numbers from 1 to itself.