Search results

In my textbook, it askes: Using the exact values, show that sin ? / cos ? = tan ? for each angle. a) ? = 30° I know Sin 30° = 1/2 Cos 30° = ?3/2 Tan 30° = ?3/3 (answer) But I don't understand how to add/subtract, multiply/divide the numbers/fractions. Can someone show me step by step how to...