Im guessing he answered 30 correct, let me know if im correct
Answer:
It should be
Step-by-step explanation:
<h2><u><em>
B.</em></u></h2><h2>
23 1/4</h2>
Answer:
B a = 180 -77-60
Step-by-step explanation:
The angles add to 180 degrees since they form a straight line
77+ 60+a = 180
a = 180 -77-60