The leg of a right-angled triangle is 6 dm, and the included angle is 60º. Find the hypotenuse of this triangle.
| August 11, 2021 | education
1. Angle A = 60 °. AC = 6 cm. AB – hypotenuse.
2. AC / AB = cosine 60 ° = 1/2.
AB = AC x 2 = 6 x 2 = 12 cm.
Answer: the length of the hypotenuse AB is 12 cm.
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