Копия The rate of change of a shadow

Author: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?

New Resources

Cosine in Cartesian and Polar Coordinates
seo tool
Sine in Cartesian and Polar Coordinates
Difference engine Babbage vb 2
Tangent in Cartesian and Polar Coordinates

Discover Resources

Persamaan Irasional
Dilating a triangle
Gradients of Perpendicular and Parallel Lines
สำเนาของ Two tangents to a circle
MaryJoyGordo.png

Discover Topics

Parametric Curves
Step Functions
Vectors 3D (Three-Dimensional)
Sphere
Ellipse