Question

Explain me perimeter and area.
Class 7.​

Answer 1

THE SIDES OF A SQUARE IS OF SAME LENGTH SO,

IT'S PERIMETER IS (4 × SIDE)......

THE OPPOSITE SIDES OF A RECTANGLE IS SAME SO,

IT'S PERIMETER IS 2(LENGTH + BREADTH)......

THE CIRCUMFERENCE OF A CIRCLE IS

$2\pi \times r$

THE AREA OF A CIRCLE IS

$\pi {r}^{2}$

THE AREA OF A SQUARE IS SIDE × SIDE

THE AREA OF A RECTANGLE IS LENGTH × BREADTH