It should be x < -10 because when you divide by a negative number the inequality sign flips.
Answer:
Step-by-step explanation:
D 30 would be the answer sorry if its wrong
To be honest I just know that #1 is 143 (I think)
Inscribed is a polygon inside a circle with all points on a given point in the circle. Circumscribed is a circle inside a polygon with any given point touching just one point on the polygon. Hope this helped.
Answer:
D. 100
Step-by-step explanation:
Mean = Sum of all numbers divided by the count of all numbers
Mean = 50
Let say that the sum of all numbers = X
50 = X / 4
200 = X
X = (20+30+50) + The 4th Value
200 = 100 + 4th Value
The 4th Value = 100
