Копия The rate of change of a shadow

Autor:Методисты ЛИОТ и ЛТСО, 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?

Nuevos recursos

Math Art Construction
Circles - Relative Positions
Trefoil Knot
Angles of Intersecting Lines
Graph of y = ax² + bx + c

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Perpendicular Line from Chord
Množenje-vizualizacija i zadaci
Cópia de Tipos de triângulos
POINT OF INTERSECTION
Equilateral Triangle Construction

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Funciones Trigonométricas
Romboide
Circunferencia Circunscrita
Simetrías
Cono