get yourself a cartesian circle, or just look at one online and translate it from there 3,6,9, and 12 would all be 90 deg increments.
270 degrees
The angle formed is 60 degrees.
The hands of a clock at 2 o'clock will form an acute angle of 60 degrees
It is a right angle.
Acute
120 degrees and 240 degrees.
30 degrees
270 degrees
The angle formed is 60 degrees.
270 degress of 3*pi/2 radians
The hands of a clock at 2 o'clock will form an acute angle of 60 degrees
It is a right angle.
Acute
A straight-angle. 180o.
It is an acute angle
90 degrees
a right angle is formed because the angle measures 90 degrees