9000101905

Level: 
Project ID: 
9000101905
Accepted: 
1
Easy: 
1
The points \(A = [0,5,0]\), \(B = [5,5,0]\), \(C = [5,0,0]\), \(D = [0,0,0]\) define the cube \(ABCDEFGH\). Find the angle between the lines \(BF\) and \(AC\). Round your answer to the nearest minute.
\(90^{\circ }\)
\(0^{\circ }\)
\(45^{\circ }\)
\(73^{\circ }47'\)