PMC 2014-15 Q8

Auteur :Arthur Lee, Anthony OR 柯志明

The length and width of this picture are 8 cm and 6 cm. You can drag the red dot to enlarge or reduce the picture. (a) when its width is 3cm, what is its length? (b) when its width is 10 cm, what is its length?

Nouvelles ressources

兩組對邊相等和有直角的四邊形
近似值：有效數字
Fibonacci Clock
長方體平面投影 (Codex版)
球體建築師

Découvrir des ressources

圓環扇形
funny draw
量角器
square and circle
剪刀石頭布

Découvrir des Thèmes

Losange
Equations
Fonctions Exponentielles
Equation Différentielle
Loi Binomiale