Area flashcard

Front

What is the formula for calculating the perimeter of a polygon?

Back

The perimeter of a polygon is calculated by adding the lengths of all its sides.

Front

How do you calculate the area of a square?

Back

The area of a square is calculated using the formula: Area = side length × side length.

Front

What is the relationship between the diagonal and the area of a square?

Back

The area of a square can be calculated using the diagonal with the formula: Area = (diagonal²) / 2.

Front

What is the formula for the area of a circle?

Back

The area of a circle is calculated using the formula: Area = π × radius².

Front

How do you find the radius of a circle inscribed in a square?

Back

The radius of a circle inscribed in a square is half the length of the side of the square.

Front

What is the formula for calculating the area of a triangle?

Back

The area of a triangle is calculated using the formula: Area = (base × height) / 2.

Front

How do you calculate the perimeter of a regular polygon?

Back

The perimeter of a regular polygon is calculated by multiplying the number of sides by the length of one side.

Front

What is the area of a triangle with a base of 10 units and a height of 5 units?

Back

Area = (10 × 5) / 2 = 25 square units.

Front

What is the value of π (pi) used for area calculations?

Back

π (pi) is approximately equal to 3.14.

Front

How do you convert the side length of a square to its area?

Back

To convert the side length of a square to its area, square the side length.