Trigonometric Ratios Exercise 17 Question 7 Icseboard maths solutions
Question 7. In triangle ABC, AB=AC=15cm, BC =18cm find, 1. Cos angle ABC 2. angle ACB
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Question 7. In triangle ABC, AB=AC=15cm, BC =18cm find, 1. Cos angle ABC 2. angle ACB
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Jun 6, 2020
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