Kinikinimafarada ka Jaka
Nin maquette in bɛ a to i ka kinikinimafarada ka jaka lajɛ. I ka a janya ni a kɔrɔbaara yɛlɛma walasa ka a lajɛ jaka ka Changement cogo min na.
Yɔrɔnafana da wuliƝininkali minnu bɛ nin 3D maquette in kan
I bɛ cɛla (rectangle) kɔnɔbɔ hakɛ jate cogo di?
I ka a janya fagan i ka a kɔrɔbɔ la: A = L × W. Ni cɛla kelen bɛ santimɛtɛrɛ 5 janya ani santimɛtɛrɛ 3 kɔrɔbɔ ye, a kɔnɔbɔ hakɛ bɛna kɛ santimɛtɛrɛ skuwɛrɛ 15 (cm²) ye. Jateminɛ fila bɛɛ ka kan ka kɛ sanni kelen na.
Danfara jumɛn bɛ kɔnɔbɔ (area) ni lamini (perimeter) cɛ?
Kɔnɔbɔ bɛ cɛla kɔnɔna sanni hakɛ jate, a bɛ ta jateminɛ skuwɛrɛw la. Lamini bɛ a dancɛla janya jate ani a bɛ sɔrɔ ni ten: 2 × (janya + kɔrɔbɔ). A bɛ ta janya jateminɛw la.
Sɔrɔyɔrɔw: OpenStax