Answer:
since the polygon has eight sides, it's an octagon and no, it's not regular since length of all sides of a regular polygon must be equal but in that octagon, not all sides are equal.
Answer: 5 9 18. The youngest child would be 5, the middle child would be 9, and the eldest would be 18 years old.
Step-by-step explanation: 5 + 4 = 9, 9(2) = 18 Hope this helps :D
We can use the points (-4, 3) and (3, 1) to solve.
Slope formula: y2-y1/x2-x1
1-3/3-(-4)
-2/7
Therefore, the answer is C
Best of Luck!