The motion of this unique point is identical to the motion of a single-particle whose mass is equal to the sum of

# Tag: semicircle

## Perimeter Of A Semicircle

Perimeter of a semicircle Remember that the perimeter is the distance round the outside. So the perimeter of a semicircle is 12

## Circumference Of A Semicircle

The semicircle is a very basic geometric shape and a very common appearance in nature. The arc length of the semicircle can