Answer:
I think it's D sorry if I get it wrong
Step-by-step explanation:
Answer:gdjdh
Step-by-step explanation:
There would be 9 birds left. 10-1=9
Answer: 12 sides
Step-by-step explanation:
The sum of the interior angles of a polygon is 180(n-2), where n is the number of sides

Answer:
-b/2a is the equation to find the x coordinate of the vertex point and it's y, when x is plugged into the quadratic equation.
Step-by-step explanation: