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प्रश्न
Draw the images P’, Q’ and R’ of the points P, Q and R respectively in the line n. Join P’Q’ and Q’ R’ to form an angle P’Q’R’. Measure ∠PQR and ∠P’Q’R’. Are the two angles equal?
उत्तर
The images of the points P, Q and R in the line n are P’, Q’ and R’, respectively.
It is clear that, ∠PQR = ∠P’Q’R’
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