7 ___ Пәні: геометрия Күні: ____________________
Оқушының аты-жөні: ________________________________
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№
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Үшбұрыштар бөлімі бойынша тоқсандық жиынтық бағалау
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Балл
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1
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Теңбүйірлі үшбұрыштың периметрі 41 см. Егер теңбүйірлі үшбұрыштың бүйір қабырғасы табанынан 3,5 см кем болса, онда үшбұрыштың қабырғаларын табыңыздар.
_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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3
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2
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CDE теңбүйірлі үшбұрышының периметрі 26 см, CЕ – табаны, DВ – биссектриса, ал DВЕ үшбұрышының периметрі 20 см. DВ табыңыздар.
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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4
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3
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_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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3
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4
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____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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4
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5
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_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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6
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Жалпы балл
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20
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