Bonjour pouvez vous m'aidez SVP ! ABCD is a rectangle. E et Fare two points of the side (AB) and G is a point of the side [CD] Calculate the area of the yellow
Mathématiques
louna5879
Question
Bonjour pouvez vous m'aidez SVP !
ABCD is a rectangle.
E et Fare two points of the side (AB) and G is a point
of the side [CD]
Calculate the area of the yellow surface.
ABCD is a rectangle.
E et Fare two points of the side (AB) and G is a point
of the side [CD]
Calculate the area of the yellow surface.
1 Réponse
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1. Réponse Terminator421
Bonjour,
aire d'un triangle = base × hauteur ÷ 2
aire jaune = aire ABCD - aire EFG
= (3,5 × 1,5) - ((3,5-0,5-1)×1,5)÷2
= 5,25 - 1,5
= 3,75 cm²