perimeter

Front

What is the perimeter?

Back

The perimeter is the total distance around a shape.

Front

How do you calculate the perimeter of a rectangle?

Back

Add the lengths of all four sides or use the formula: P = 2(length + width).

Front

What is the perimeter of a square with each side measuring 4cm?

Back

16cm (P = 4 x side length).

Front

What is the perimeter of a triangle with sides measuring 3cm, 4cm, and 5cm?

Back

12cm (P = 3 + 4 + 5).

Front

What is the perimeter of a trapezoid?

Back

Add the lengths of all four sides.

Front

If a fence is 30 meters long, what is its perimeter?

Back

30 meters (if it's a straight line, the perimeter is the same as the length).

Front

What is the perimeter of a circle called?

Back

Circumference.

Front

How do you find the perimeter of a polygon?

Back

Add the lengths of all its sides.

Front

What is the perimeter of a rectangle with a length of 10cm and a width of 5cm?

Back

30cm (P = 2(10 + 5)).

Front

If a shape has a perimeter of 20cm, what could be the lengths of its sides?

Back

Various combinations, e.g., 5cm, 5cm, 5cm, 5cm (square) or 10cm, 5cm, 5cm.