Question
pls solve problem number b 
In figure AB//CD find
it is given that triangle abc congruent to triangle def, is it true to say that ab=ef? justify
Maths
Dec. 22, 2018, 5:05 p.m.
Answer
From class 9 circles in circle angle on semicircle are made on onlly upper side of semicircle on can be made on any side of the angle on semicircle