Копия The rate of change of a shadow

Szerző: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?

Új anyagok

Thales' Intercept Theorem
Line Through Two Points and Slope
Proving Triangles Similar by Dilation
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bewijs stelling van Pythagoras

Anyagok felfedezése

Gjett vinkelen
Perpendicular Bisector
pythagorean theorem
convex lens
₀Constructing polyhedron, triangulation, 3D Visualizing

Témák felfedezése

Koszinusz
2D vektorok (két dimenziós)
Térfogat
Módusz
Hasonló háromszög