Find the measures of the following angles by calculation. In
this problem, ZEBA is a straight angle. Note that parts (a),
(b), and (c) are each separate problems.
a)
If m/ABD = 133° and m/CBD = 98°, find m/ABC.
b)
c)
If m/ABD = 119°, find m/DBE.
If m/CBD = 84°, find m/ABC + m/DBE.