To move a heavy object, like a refrigerator, what could be used to help decrease the frictional force? check all apply

Put wheels on it or take the doors off

Explanation:

Me and my family were moving and we took the doors off.

hope you like my answer!

see the picture for the vector

the magnitude of the vector by pythagorean theorem

r = √( (-10)^2 + (3)^2 ) = √109

magnitude = √109 units

the direction angle between vector and x-axis is

tan^(-1)(3/10) = 16.699

so the direction is approximately 16.7 degrees north of west