Use tables to find the acute angle θ, if the value of tan θ is :

(i) 0.2419

(ii) 0.4741

For the given figure, which of the following conditions is true :

1. cot γ < cot β

2. cot γ > cot α

3. cot β > cot α

4. cot β < cot γ

(1 + tan² A) × cos² A - 1 is :

1. 1

2. -2

3. 0

4. 2