Сравни

1. \(\ctg 48 \degree\) и \(\tg 48 \degree\) ;

2. \(\tg 56 \degree\) и \(\ctg 27 \degree\) ;

3. \(\ctg 38 \degree\) и \(\sin 85 \degree\) .

Ответ: 1) [ \(\gt\) | \(\lt\) | \(=\) ]; 2) [ \(\gt\) | \(\lt\) | \(=\) ]; 3)[ \(\gt\) | \(\lt\) | \(=\) ].