155k views
0 votes
Can anyone assist me?
please

Can anyone assist me? please-example-1
User Wu Jie
by
3.5k points

1 Answer

4 votes
A straight line is 180 degrees, so knowing this you can subtract 180-109 to find angle a.

180-109 = 71 = angle a
User Lvca
by
4.2k points