Hectare (ha)
A unit of area equal to 10,000 square meters. Usually used to measure land.
Example: a square that is 100 meters on each side has an area of 1 hectare.
Symbol: ha
1 ha = 2.47 Acres approximately.
See: Acre
- radix
- random
- random sample
- range (statistics)
- range of a function
- rate
- rate of return
- ratio
- rational expression
- rational function
- rational number
- ray
- real number
- reciprocal
- rectangle
- rectangular coordinates
- rectangular prism
- recurrence relation
- recurring decimal
- recursion
- recursive
- reduce
- reflection
- reflection symmetry
- reflex angle