In quadrilateral ABDC, AB // CD. Which additional piece of information is needed to determine that ABDC is a parallelogram? over
line AB cong overline CD O overline AC cong overline BD OAB overline AB perp overline BD; overline CD perp overline BD
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Let's say 'x' to number of the students in the smaller class. Since the larger one is 6 more than the smaller one, its number would be 'x+6'. So their sum is equal to
and we know total is 50 so:
x is 22 so the larger number 'x+6' is equal to :
x is 22 so the larger number 'x+6' is equal to :