Question

In this cube, what is the size of CAB?
http://prntscr.com/35pmg9

Answer 1

AB, BC and CA are all face diagonals of the cube.
Therefore, they must be the ? length.
If three sides of a triangle are the ? length, then the triangle must be ?
Therefore, the angle CAB must be ?

Answer 2

Are you looking for an angle or a length ?

Answer 3

I am looking for the angle, and is it 45?

Answer 4

what type of triangle is CAB?

Answer 5

an isosceles triangle

Answer 6

which sides are the same length?

Answer 7

read what ranga has written above

Answer 8

equilateral triiangle? @vanessa_xxx