4. If m23 = 54º, find the measure of each missing angle.
m27=
km212 =
12
1114
a. m21 -
b. m22 =
13
m 28
I. m
13 =
c.m24 =
1. m29
m. m214 =
d. m25 =
m210 =
e. m26 =
j. m211 =