3.right angle
4. Right angle
The distance is 2.23606 (2.24 rounded)
The given expression is
This can be simplified as :
=
We know that:
Similarly we also can simplify:
So our expression will look like this:
=
=
=
=
This can also be written as:
So the Answer is Option B
The correct answer is
d=50t
Where; d is the distance covered in miles
t is the time taken in hours