Tags » Elementary Math

Primary School Math

Given: 3 circles of radius 2
Find: Shaded Area?

Hint:

Sum of 3 angles in the triangle

= π = 1/2 (2π) =1/2 circle

=> its Area = 1/2(π. 9 more words

Elementary Math

小学数学考倒大学生

【小学经典分数计算题 用数形结合轻松秒杀#小学数学】复制这条信息€80Tyq€tTHO9D€后打开👉今日头条极速版👈 8 more words

Elementary Math

Singlish Math : Toa-Cah-Soh大脚嫂

In Chinese school Sec 3 we had to memorize by hard these 3 Trigonometric formula:

正弦 sin, 馀弦cos, 正切 tan,
对边比斜边= sin,
邻边比斜边= cos,
对边比邻边= tan, 53 more words

Elementary Math