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प्रश्न
Find the value of angle a in the following figure
उत्तर
m and n are parallel lines l is the transversal
∴ Alternate interior angles are equal
∴ 8a + 29° = 45°
8a + 29° − 29° = 45° − 29°
8a = 16°
a = `(16^circ)/8`
a = 2°
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