Proof for Validity of Construction of an Angle of 60 Degrees
The picture r...
Question
The picture represents a ruler and a compass construction of ∠XPQ, which measures _____.
A
105°
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B
120°
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C
135°
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D
165°
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Solution
The correct option is C 135° Steps of construction:
(i) Draw a line segment PQ.
(i) Construct ∠UPQ = ∠UPW = 90°.
(iii) Bisect ∠UPW to get ∠UPX = 45°.
(iv) Thus, we get ∠XPQ = 135°.