Askiitians_Expert Yagyadutt15 Years agoHello Raghuwansi ! Since 88 is very close to 90 you can assume sin(88) as equal to 1 ...But the exact value is 0.9993...... Regards Yagya Askiitians_expert
Chilukuri Sai Kartik15 Years agoDear ShyamSingh, The exact value of Sin 88 is 0.9993908. Since the angle is closer to 90, the value is also closer to 1. Plz approve my answer if you like...