Tutti i compiti
Angles of a triangle
Three lines create a triangle. What’s the value of angle γ?
# Angles
Reasoning
6
Opposite angles
If α = 45º then β = _____ º
# Angles
Learning
6
Relation of adjacent angles
What’s the relation between α and β?
# Angles
Training
6
Adjacent angles
α = 143°
β =___ °
# Angles
Training
6
Perimetro del triangolo
Considera il quadrato di lato $AB=4$
Calcola il perimetro del triangolo rosso $ABE$.
# Square & rectangle
# Euclidean geometry
Training
10
Settore circolare
Considera un cerchio avente diametro $d=22,2cm$.
Calcola l'area del settore circolare $ABC$. (in $cm^2$)
# Euclidean geometry
Training
10