Question

angle of set Squares are (i)
(ii) 30
45​

Answer 1

More commonly the set square bears the markings of a ruler and a half circle protractor. The outer edges are typically bevelled. These set squares come in two usual forms, both right triangles: one with 90-45-45 degree angles, the other with 30-60-90 degree angles.

Answer 2

the answer is 45

hope this will help you