PMC 2013-14 Q5

Argomento:Area

題目五

紅色與綠色圖形的面積分別是 72 cm² 和 60 cm²，求藍色圖形的面積。 In this figure, area of the red shape = 72 cm² and area of the green shape = 60 cm². Find the area of the blue shape.

Nuove risorse

Portions of a Sphere
Inversión esférica de nudos: el nudo trébol y el nudo ocho
רישום חופשי
Proving Triangles Similar: Multistep Transformations
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

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Animated Pythagoras' Theorem Jigsaw Puzzle
Theorem 16
Proportionality Property
การบวกลบจำนวนเต็ม
Gaga Pit

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Numeri naturali
Equazioni
Equazione differenziale
MCM e MCD
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