+22
Opposite faces sum to 21.
A question like this is usually referring to the number line. The opposite of 68 would be -68, on the negative side of the number line.
In a rectangle, the opposite sides are equal, so two sides are 11 ft and the other two are 21 ft. To find the perimeter of a rectangle, you only have to add up all sides. So it's 11 + 11 + 21 + 21 = 64 ft
The opposite (antonym) of opposite is same.
The absolute value is 21. The opposite, when you are studying absolute values, is probably -21.
If 48 has an opposite, it would be -48.
+22
Opposite of Adults was created on 2010-02-21.
10t - 21, possibly. Or (-10t + 21)-1
Seinfeld - 1989 The Opposite 5-21 is rated/received certificates of: Canada:PG (video rating)
21
21 is 1.2352 percent of 17. Just in case you mean the opposite: 17 is .809 percent of 21.
Opposite faces sum to 21.
An example of an integer is... - 4 is the opposite of 4, 21 is the opposite of - 21.
Opposite Worlds - 2014 was released on: USA: 21 January 2014 (TV premiere)
the answer to this question is -12 because you just do the opposite of it.