Question

what is hectare
what radius

Answer 1

Answer:

HECTARE - a metric unit of square measure, equal to 100 ares (2.471 acres or 10,000 square metres).

RADIUS - a straight line from the centre to the circumference of a circle or sphere.

Answer 2

Answer:

HECTARE- unit of area in the metric system equal to 100 ares, or 10,000 square metres, and the equivalent of 2.471 acres in the British Imperial System and the United States Customary measure.

RADIUS- radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length.