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1 vote
Can someone explain how to get the answer?

Can someone explain how to get the answer?-example-1
User Mica
by
6.9k points

1 Answer

4 votes

Answer:

54 degrees.

Explanation:

By the external angle of a triangle theorm:

7x + 1 + 7x - 2 = 111

14x - 1 = 111

14x = 112

x = 112/14

= 8.

So, m < S = 7(8) - 2

= 54 degrees.

User Ktf
by
7.1k points