
ТРИ / ТРА
Quiz
•
Mathematics
•
8th Grade
•
Hard
F. Marekova
Used 2+ times
FREE Resource
58 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Точка G е медицентър в Δ АВС. Ако BF=15 см, то дължината на медианата BG е:
10 cm
5 cm
7,5 cm
3 cm
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Точка G е медицентър в триъгълник ABC. Ако CG=6 см, то дължината на медианата CD е
3 cm
12 cm
15 cm
9 cm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Даден е триъгълник АВС със страни АВ = 10 cm, ВС = 14 cm, СА = 8 cm. Точки M, N, P са среди съответно на страните АВ, ВС, СА. Страните на триъгълника MNP са:
5 cm, 7 cm, 4 cm
8 cm, 12 cm, 6 cm
10 cm, 14 cm, 8 cm
9 cm, 11 cm, 5 cm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В триъгълника АВС точката М е медицентър, а отсечката е медиана. Ако = 5 cm, то е:
10 cm
5 cm
15 cm
30 cm
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В равнобедрен триъгълник АВС точка К е среда на основата, а точки L, M са среди на бедрата. Отсечките LM = 4 cm, KL = 5 cm. Дължините на основата и бедрата са:
8 cm, 10 cm
2 cm, 2,5 cm
12 cm; 15 cm
6 cm; 7 cm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Средната основа на трапец е 20 cm, а голямата основа е 27 cm. Малката основа е:
13 cm
54 cm
47 cm
23,5 cm
7.
OPEN ENDED QUESTION
3 mins • 1 pt
6. Правоъгълен триъгълник има хипотенуза, равна на 48 cm. Разстоянието от върха на правия ъгъл до медицентъра на триъгълника е:
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