If the lengths of the two parallel sides of a trapezium are 8 cm and 10 cm and its area is 54 cm². Find the distance between its parallel sides (in cm).
The Chart shows men and women's average daily earning in company X. The difference between the average daily earning between men and women over the successive year is :
A) equal
B) decreasing
C) increasing
D) both, increasing and decreasing in different years
A) equal
B) decreasing
C) increasing
D) both, increasing and decreasing in different years