One of the legs of a right-angled triangle is 5 cm, and the included angle is 60 degrees. The hypotenuse is …

Since one of the boats in a right-angled triangle is 5 cm and the adjacent angle is 60 degrees, the opposite angle will be 90 ° – 60 ° = 30 °. The length of the leg, opposite an angle of 30 degrees, is equal to half of the hypotenuse, then the hypotenuse is 5 cm ∙ 2 = 10 cm.
Answer: the hypotenuse is 10 cm.



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