N will be 96 because 8+20=28-124=96 hope it help
Answer:
Step-by-step explanation:
1:equilateral sides
2: sides of different length or angle measure
3 a side or surface
4 where two faces meet
5 point or corner
the first picture is a cube and parts, the second is a regular polygon, and the third is an irregular polygon (note that polygons whether they are regular or irregular can come in a plethora of different shapes, angles, and sizes.)
If exactly one integer (B) has a negative sign, the sign of the sum A + B will be negative if |B| > A. Otherwise it will be positive or zero.
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If both signs are positive, the sum is positive. If both signs are negative, the sum is negative. If one value is zero, the sum is the other value.