D?ng 3: Các bài toán hình h?c Bài 1. Cho ?ABC vuông t?i A. Bi?t AB = 20cm, BC = 25cm. a. Tính AC. b. Trên tia ??i c?a tia AB l?y K sao cho BA = AK. Ch?ng minh ?ABC= ?AKC
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We have a right triangle ABC, where AB = 20cm and BC = 2cm. We want to find AC. Since ABC is a right triangle, we can use the Pythagorean theorem to find AC. The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse Show more…
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