Answer: Plane
Step-by-step explanation: A plane is a flat surface that has no thickness.
Think of a plane as a wall or a floor of a room.
Another important characteristic of a plane is that it has no edges.
So it extends forever in all directions.
Standard deviation is the square root of the variance.
To find the variance from the standard deviation, raise it to the 2nd power:
Standard deviation = 4
Variance = 4^2 = 4x4 = 16.
Answer:
C
Step-by-step explanation:
Answer:
It is 20m.
Step-by-step explanation:
The perimeter equals the sum of all the sides. So 5+7+3+4+1
Answer:
i think factoring
Step-by-step explanation:
