Asheet of paper is of dimensions 40 cm by 36 cm. from each corner of the sheet a square of side4 cm is removed. find the area of the remaining sheet.

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare