The rate of change of a shadow

Autor: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?

Nous materials

bewijs stelling van Pythagoras
Circumference of a unit circle
Perimeter of a Rectangle with Unknown Sides
General Polar Equation of Conics with Rotation (2)
General Polar Equation of Conics with Rotation (1)

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Reduction Formulae
Triangle
Assignment
MATH23-A Project 1

Descobriu Temes

Triangles
Trigonometria
Simetria
Quadrilàters
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