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

Parallelogram Anatomy
Focus and Directrix
Building Parallelograms with Set Areas
Slope Between 2 Points (Phase 2)
Classifying Triangles

Discover Resources

Deviation of an exploded pie slice from a larger circle v2
slope lesson one
Ισότητα Γωνιών τεμνόμενων κύκλων
Produto_vetorial

Discover Topics

Fractions
Step Functions
Conditional Probability
Area
Real Numbers