Solids

Cuboids

Types of exercises: is it a cuboid? Why?, faces of a cuboid, edges of a cuboid, is it a net of a cube, the missing face of a net.

Exercises are drawn at random from a large bank - every click gives a different set.

Solved: 0 of 10

1

Problem

A cuboid has a square base, and its vertical edge is 4 times as long as the edge of the base. All the edges add up to 120 cm. How many centimetres long is the edge of the base?

2

Problem

Five faces of a net of a cuboid are drawn on a grid. The sixth face can be added in one of the places A, B, C and D (dashed lines). Where must it be drawn to make a net of the cuboid?

Five faces of a net of a cuboid and places for the sixth faceABCD
3

Problem

A cuboid measures 1 cm × 1 cm × 1 cm. How many of its faces measure 1 cm × 1 cm?

4

Problem

A shape made of six squares is drawn on a grid. Is this shape a net of a cube?

A shape made of six squares on a grid
5

Choose the answer with the correct reason.

The base of a right prism is a parallelogram with sides of 3 cm and 6 cm and no right angles, and the height of the prism is 6 cm. Is it a cuboid?

6

Problem

The edges of a cuboid add up to 120 cm. Two edges meeting at one vertex are 4 cm and 14 cm long. How many centimetres long is the third edge meeting at that vertex?

7

Problem

Five faces of a net of a cuboid are drawn on a grid. The sixth face can be added in one of the places A, B, C and D (dashed lines). Where must it be drawn to make a net of the cuboid?

Five faces of a net of a cuboid and places for the sixth faceABCD
8

Problem

A cuboid measures 6 cm × 10 cm × 3 cm. How many of its faces are squares?

9

Problem

A shape made of six squares is drawn on a grid. Is this shape a net of a cube?

A shape made of six squares on a grid
10

Choose the answer with the correct reason.

The base of a right prism is a square with sides of 4 cm, and the height of the prism is 8 cm. Is it a cube?

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Cuboids - exercises with solutions (Solids) | PhiBoard