Answer:
2
Step-by-step explanation:
hope it helps god blessss
The magnitude of vector (-7,-5) =
=

<span>vector as the sum of unit vectors = -7 i - 5 j</span>
Answer:
a and b
Step-by-step explanation:
it is a point and a point is a zero demensional object.
11x° is interior angle of ladder to the ground
and 7X° is interior angle of ladder to the wall
exterior angle of a ladder to wall is 180-7x
and exterior angle of a ladder to ground is 180-11x