Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises - Page 8: 36



Work Step by Step

1. 360$^{\circ}$/12 = 30$^{\circ}$ degrees in one hour 2. At 9:45 the minute and hour hand are very close. A minute hand is on 9. An hour hand is already 45/60 passed from 9 to 10 hour. Therefore (3/4)$\times$30$^{\circ}$ = 22.5 $^{\circ}$
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