
Test de verificare(teorema celor 3 perpendiculare,unghi diedru)
Quiz
•
Mathematics
•
8th Grade
•
Medium
Used 32+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pe planul triunghiului isoscel ABC cu AB=AC=15cm și BC=24cm se ridică perpendiculare AP=3√3cm. Calculând aria triunghiului ABC obținem
108 cm2
108 cm
81 cm2
100 cm2
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pe planul triunghiului isoscel ABC cu AB=AC=15cm și BC=24cm se ridică perpendiculare AP=3√3cm.Calculând distanța de la P la BC obținem
6√2
108 cm
6√3 cm
6 cm
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pe planul triunghiului isoscel ABC cu AB=AC=15cm și BC=24cm se ridică perpendiculare AP=3√3cm.Calculând distanța de la A la planul PBC obținem
4 cm
4,5 cm
5 cm
9 cm
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pe planul triunghiului isoscel ABC cu AB=AC=15cm și BC=24cm se ridică perpendiculare AP=3√3cm. Tangenta unghiului format de AC cu planul PAD este
4 cm
4/7 cm
4/5 cm
4/3 cm
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pe planul triunghiului isoscel ABC cu AB=AC=15cm și BC=24cm se ridică perpendiculare AP=3√3cm. Măsura unghiului plan corespunzător diedrului format de planele PBC și ABC este
300
450
600
900
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