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Pardoseli

Calcul de arii

Lungimea unui dreptunghi este de 8 cm iar lățimea este de 4 ori mai mică .Aria dreptunghiului este de... 16
Linia mijlocie a unui trapez care are baza mare de 10 cm iar baza mică de 4 cm este de.... 7
Segmentul determinat de mijloacele diagonalelor unui trapez care are baza mare de 12 cm si baza mică de 8 cm este egal cu.... 2
Latura unui pătrat cu aria de 16 u.a. este de... 4
Aria unui triunghi dreptunghic cu catetele de 8 cm și 6 cm este de...... 24
Aria unui triunghi cu baza de 10 cm și înălțimea corespunzătoare de 4 cm este egală cu.... 20
Perimetrul unui triunghi este de 30 cm, atunci perimetrul triunghiului determinat de liniile mijlocii ale triunghiului este egal cu..... 15
Created by: Cucuianu
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