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Neha needs an angle of 105° for a triangle vertex. She constructs 90° and 120° and bisects the angle between them.
What angle does she obtain (in degrees)?

Class 9Constructions of TrianglesGeometry
  • A210
  • B115
  • C95
  • D105

Step-by-Step Solution

The bisector of the angle from 90° to 120° gives the average (90 + 120)/2 = 105°.
Answer: D) 105

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