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Can sb help me out ion understand nun of dis work

Can sb help me out ion understand nun of dis work-example-1

2 Answers

4 votes
129°

Every straight line has an angle of 180°.

JHL is a straight line so if one part of it is 51°, the other part has to be 180-51 which 129°.
User Goppinath
by
6.8k points
3 votes

Answer:

129°

Explanation:

X+51°=180°

X=180°-51°

X=129°

User Haldo
by
6.7k points