Quarter 1 RECAP

Front

What are the coordinates of point A(5,2) after a reflection over the x-axis?

Back

A'(5, -2)

Front

Can a number be both rational and irrational?

Back

False

Front

Find the missing side of a triangle if the options are 9, 41, 6.4, 6.2.

Back

6.4

Front

Classify the number 3.

Back

natural, whole, integer, rational, real

Front

Classify the number -23.

Back

integer, rational, real

Front

What is the definition of a rational number?

Back

A number that can be expressed as a fraction a/b where a and b are integers and b ≠ 0.

Front

What is the definition of an irrational number?

Back

A number that cannot be expressed as a simple fraction, its decimal form is non-repeating and non-terminating.

Front

What is the formula for the distance between two points (x1, y1) and (x2, y2)?

Back

Distance = √((x2 - x1)² + (y2 - y1)²)

Front

What is the definition of a natural number?

Back

A positive integer (1, 2, 3, ...) used for counting.

Front

What is the definition of a whole number?

Back

A non-negative integer (0, 1, 2, 3, ...).