ICSE Maths: Find Cosine of Angle ABC & Angle ACB in Isosceles Triangle 🔺
Learn how to solve for the cosine of angle ABC and the measure of angle ACB in an isosceles triangle with sides AB = AC = 15cm and BC = 18cm. Step-by-step solutions included!
Er. Asha Negi
1 views • Jun 6, 2020
About this video
Question 7. In triangle ABC, AB=AC=15cm, BC =18cm find, 1. Cos angle ABC 2. angle ACB
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7:08
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Jun 6, 2020
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