Answer:
D, roughly 9.4 units
Step-by-step explanation:
you can make the graph into a right triangle
with sides of
and 





They both seem to be substitution
Answer:
The correct option is C.
Step-by-step explanation:
The given equation is

It can be rewritten as
.....(1)
The standard form of an ellipse is
....(2)
Where (h,k) is center of the ellipse.
If a>b, then the vertices of the ellipse are
.
From (1) and (2) we get

Since a>b, therefore the vertices of the ellipse are


The vertices of the given ellipse are (10, –7) and (2, –7). Therefore the correct option is C.
Step-by-step explanation:
1 mile = 1760 yd
=> 488 miles = 1760 yd × (488 miles)
it could be 858,880 yd
Answer:
1)5873 x 4=23492
2)5000 x 4=20000
3)800 x 4=3200
4)70 x 4=280
5)3 x 4=12
Step-by-step explanation: