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Answer
Angle 'a' plus Angle (a plus 30) equals 90
Therefore 2a plus 30 equals 90.
2a equals (90-30).
2a equals 60.
a equals (60/2).
a equals 30 degrees.
Steps
- Steps have been explained in the Answer.
Angle 'a' plus Angle (a plus 30) equals 90
Therefore 2a plus 30 equals 90.
2a equals (90-30).
2a equals 60.
a equals (60/2).
a equals 30 degrees.