Question

HELP ME I NEED TO GO SOMEWHERE IN LIKE 3 MINUTES HELP ME THANKS YOU .

Answer 1

measure it bet remember you must start from 0° and no. 1, 3, and 4 are acute angle which us less than 90°

And

no. 2, 5 and 6 are obtuse angle 90<x<180( between 90° and 180°)