The rate of change of a shadow

作成者:ekazakevich, Mark Willis, Doug Kuhlmann

A man running from a street lamp.

A street lamp is 8m high. A man of height 1.6m walks along the street away from the lamp at a steady rate of 1 m/s. At what rate is the length of his shadow changing?

新しい教材

Slope and Road Signs
Fourier Lissajous (Mechanical)
רישום חופשי
အခြေခံ data အခေါ်အဝေါ်များ
Some random function

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Diverging lens
Perpendicular Bisector
MATH PROJECT (SIN ASINTOTAS)
x,y->-x,y (reflection over y axis)
The projectile motion
Trougao uglovi
Concave Hexagon

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関数
台形
一次方程式
指数関数
分数