use five defferent linear sequences with a common difference , d of 1 and calculate the difference , D

t= half of the arc subtended by t.

r= half of the arc subtended by r.  

t+r= half of the arc subtended by t + half of the arc subtended by r= half of 360=180

step-by-step explanation:

answer: the up tack or falsum is a constant symbol used to represent a logical constant denoting "false" in logic.