Retro Flashcardizz # 13 - Pre-Algebra/Math 8

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Front

What is the formula for the area of a rectangle?

Back

Area = length * width

Front

How do you solve the equation 2(4x-3) - 8 = 4 + 2x?

Back

x = 3

Front

What is a rational number?

Back

A number that can be expressed as a fraction of two integers.

Front

What is an irrational number?

Back

A number that cannot be expressed as a fraction of two integers.

Front

How do you classify √13?

Back

Irrational

Front

What does it mean to order numbers from greatest to least?

Back

Arranging numbers in descending order.

Front

What is the solution to the equation x + 5 = 9?

Back

x = 4

Front

What is the value of x in the equation 3x - 7 = 2?

Back

x = 3

Front

What is the perimeter of a rectangle with length 5 cm and width 3 cm?

Back

Perimeter = 2(length + width) = 16 cm