Page 28 - NUMINO_WB_5B
P. 28
119-P4-2
3. Lines l and m are parallel. Find the sum of the measures of angles a and b.
l 68
45
m a
b
4. If lines l and m are parallel, find the measure of angle a.
l 30
a
60
m 50
3. Lines l and m are parallel. Find the sum of the measures of angles a and b.
l 68
45
m a
b
4. If lines l and m are parallel, find the measure of angle a.
l 30
a
60
m 50
