a.
To find: congruent
a.
Answer to Problem 16WE
Explanation of Solution
Given information:
An angle bisector bisects the angle into two congruent angles.
As
As
Therefore, pair of congruent angles are
b.
To find: additional information that enables to deduce that
b.
Answer to Problem 16WE
Additional information required is
Explanation of Solution
Given information:
Use the pair of congruent
If two angles are congruent then their measures are also equal.
From part a.,
So,
From part a.,
So,
Now assume that
From (i), (ii) and (iii),
That is
So, we get that
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