Chapter Content type Value Position Created at
Chapter 8 - Mathematics text INTRODUCTION TOTRIGONOMETRY 113 I NTRODUCTIONTO T RIGONOM... 2 Delete Content
Chapter 8 - Mathematics image /default_org/ncert_images/class-x/mat... 3 Delete Content
Chapter 8 - Mathematics text 114 M ATHEMATICS 3. Suppose a hot air balloon is flying i... 4 Delete Content
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Chapter 8 - Mathematics text INTRODUCTION TTRIGONOMETRY 115 Note that the position of ... 6 Delete Content
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Chapter 8 - Mathematics text 116 M ATHEMATICS The first use of the idea of ‘sine’ in t... 8 Delete Content
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Chapter 8 - Mathematics text INTRODUCTION TTRIGONOMETRY 117 MP BC From this, we find =... 10 Delete Content
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Chapter 8 - Mathematics text 118 MATHEMATICS Remark : Since the hypotenuse is the long... 12 Delete Content
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Chapter 8 - Mathematics text INTRODUCTION TOTRIGONOMETRY 119 AC PR Then AB = PQ Theref... 14 Delete Content
Chapter 8 - Mathematics image /default_org/ncert_images/class-x/mat... 15 Delete Content
Chapter 8 - Mathematics text 120 M ATHEMATICS Example 4 : In a right triangle ABC, rig... 16 Delete Content
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Chapter 8 - Mathematics text INTRODUCTION TO T RIGONOMETRY 121 EXERCISE 8.1 1. InABC,... 18 Delete Content
Chapter 8 - Mathematics image /default_org/ncert_images/class-x/mat... 19 Delete Content
Chapter 8 - Mathematics text 122 M ATHEMATICS Trigonometric Ratios of 45° In ABC,righ... 20 Delete Content
Chapter 8 - Mathematics image /default_org/ncert_images/class-x/mat... 21 Delete Content
Chapter 8 - Mathematics text INTRODUCTION TTRIGONOMETRY 123 As you know, for finding t... 22 Delete Content
Chapter 8 - Mathematics image /default_org/ncert_images/class-x/mat... 23 Delete Content
Chapter 8 - Mathematics text 124 M ATHEMATICS When  A is very close to 0°, BC gets ve... 24 Delete Content
Chapter 8 - Mathematics image /default_org/ncert_images/class-x/mat... 25 Delete Content
Chapter 8 - Mathematics text INTRODUCTION TRIGONOMETRY 125 Table 8.1  A 0° 30° 45° 60... 26 Delete Content