Forces Along the Axes

Equal Direction Angles

Half the Force Is Vertical

A Crane Boom in Space

Coplanar Force Resultant: Table, Polygon and Missing Force

Add any number of forces in a plane with a clear component table and a force polygon, or find the force that is missing, that balances the others or that turns the resultant to a wanted direction.

Resultant of Two Forces 60° Apart

Hook on a Wall

Pulling a Sled

Adding Forces: Parallelogram Law and Triangle Rule

Find the resultant of two or more forces with the parallelogram law, the triangle rule and the laws of sines and cosines.

Resultant of Two Perpendicular Forces

Difference of Two Forces

Pulling Down a Tree

Two Tugboats on a Ship

Two Tractors on a Stuck Truck

Moving a Pallet Down an Aisle

Cable Angle for a Required Resultant

The Missing Force on a Bracket

Three Ropes, Two Triangles

How Big Can the Resultant Be?

Pulling a Car Out of a Ditch

Second Force for a Vertical Resultant on a Hook