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There are 8 NRICH Mathematical resources connected to Coordinates - 3D, you may find related items under Coordinates and Coordinate Geometry.

Broad Topics > Coordinates and Coordinate Geometry > Coordinates - 3D ### Treasure Hunt

##### Age 7 to 14 Challenge Level:

Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses? ### Cubestick

##### Age 16 to 18 Challenge Level:

Stick some cubes together to make a cuboid. Find two of the angles by as many different methods as you can devise. ### Flight Path

##### Age 16 to 18 Challenge Level:

Use simple trigonometry to calculate the distance along the flight path from London to Sydney. ### 3D Treasure Hunt

##### Age 14 to 18 Challenge Level:

Some treasure has been hidden in a three-dimensional grid! Can you work out a strategy to find it as efficiently as possible? ### Mesh

##### Age 16 to 18 Challenge Level:

A spherical balloon lies inside a wire frame. How much do you need to deflate it to remove it from the frame if it remains a sphere? ### Four Points on a Cube

##### Age 16 to 18 Challenge Level:

What is the surface area of the tetrahedron with one vertex at O the vertex of a unit cube and the other vertices at the centres of the faces of the cube not containing O? ### Plane to See

##### Age 16 to 18 Challenge Level:

P is the midpoint of an edge of a cube and Q divides another edge in the ratio 1 to 4. Find the ratio of the volumes of the two pieces of the cube cut by a plane through PQ and a vertex. ### Cut Cube

##### Age 16 to 18 Challenge Level:

Find the shape and symmetries of the two pieces of this cut cube.