
СИНУСОВА ТЕОРЕМА
Quiz
•
Mathematics
•
10th Grade - University
•
Practice Problem
•
Hard
Galina Kostadinova
Used 3+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
В ΔАВС са дадени AB = 10 cm и γ = 450. Намерете радиуса на описаната окръжност R.
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Радиусът на описаната около ΔABC окръжност е R = 5√3 ∕ 3 cm. Намерете ъгъл α, ако BC = 5 cm.
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
В ΔABC α : β : γ = 1 : 3 : 8. Намерете страната AC, ако AB = 30 cm.
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
В окръжност с радиус 5 cm, мярката на дъгата AB е равна на 1200. Намерете хордата AB.
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
В ΔABC са дадени AB = 18 cm и γ = 600. Намерете радиуса на описаната окръжност около ΔABL, където L е пресечната точка на ъглополовящите на ΔABC.
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
В окръжност с радиус 70 cm е вписан четириъгълник. Два от ъглите на този четириъгълник са 450 и 1200. Намерете диагоналите му.
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