Angles

What is the measure of angle BGF

What is the measure of angle CGF

What kind of angle is this

I am standing facing North. If i make a clockwise turn of 90°, where will i be facing at the end?

An Instrument to measure Angles

An Angle of 90°

What kind of angle is this

A point where two lines meet

What is the size of the angle for clockwise movement from East to West

An Angle of less than 90°