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WAEC - Mathematics (2001 - No. 28)
Express 25° 45' in decimal (Hint: 1° = 60')
25.75
o
25.55
o
25.45
o
25.15
o
解释
25° 45' = 25° + \(\frac{45}{60}\)°
= 25° + 0.75°
= 25.75°
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