AJH 8Math Winter BM Review #1 2024-25

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What is a perfect square?

Back

A perfect square is a number that can be expressed as the square of an integer. For example, 16 is a perfect square because it is equal to 4^2.

Front

Which of the following is a perfect square: 15, 16, 18, 20?

Back

16 is a perfect square.

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What is a rational number?

Back

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What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction. Its decimal representation goes on forever without repeating.

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What does it mean for a decimal to terminate?

Back

A terminating decimal is a decimal that has a finite number of digits after the decimal point.

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What does it mean for a decimal to repeat?

Back

A repeating decimal is a decimal that has one or more digits that repeat infinitely.

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What is the GDP of a country?

Back

GDP, or Gross Domestic Product, is the total value of all goods and services produced in a country in a specific time period.

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What is scientific notation?

Back

Scientific notation is a way of expressing numbers that are too large or too small to be conveniently written in decimal form, using powers of ten.

Front

What is the approximate diameter of a cell nucleus?

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