For quick calculation of the square footage of your room or space, youâll need a tape measure, pen and paper. 1  Measure the length and width of the room or space in question, and enter your measurements into the square foot calculator. 2  If the room or space is a triangle, measure the base and height of the area.
Learning disability is a general term that describes specific kinds of learning problems. A learning disability can cause a person to have trouble learning and using certain skills. The skills most often affected are: 1  reading,  writing,
Intellectual disability (ID), also called intellectual development disorder (IDD) or general learning disability, and formerly known as mental retardation (MR), is a generalized neurodevelopmental disorder characterized by significantly impaired intellectual and adaptive functioning.ntellectual disability affects about 2â3% of the general population. 75â90% of the affected people have mild intellectual disability. Non-syndromic or idiopathic cases accounts for 30â50% of cases. About a quarter of cases are caused by a genetic disorder.