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Answer this question pls? Its 20 pts
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Answer this question pls? Its 20 pts

Answer this question pls? Its 20 pts-example-1
User Rinni
by
5.6k points

2 Answers

5 votes

The answer is B.

Explanation:

We know that the sum of angles in a straight line = 180°

Therefore:

77° + 60° + a = 180°

a = 180° - 77° - 60°

Hence, option B is the answer.

User Divinenephron
by
5.3k points
1 vote

Answer:

B a = 180 -77-60

Explanation:

The angles add to 180 degrees since they form a straight line

77+ 60+a = 180

a = 180 -77-60

User Yardboy
by
5.8k points
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