Answer: 
Step-by-step explanation:
Given
Vertex of the parabola 
Focus of the parabola 
As the x coordinate of vertex and focus is same and focus lie below the vertex, therefore the parabola is the type of

distance between Vertex and focus is 1 unit

Parabola becomes

The run can be made 11 meters long
Answer:
Distance= 21.21
Step-by-step explanation:
B. Junichi's garden is wider than 50 ft.