# Unit Quiz: Cylinders

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## Q1.Work out the volume of the cylinder. Give your answer to 1 decimal place. 1. 188.5 cm³
2. 94.2 cm³
3. 377.0 cm³
4. 12.6 cm³

1. 188.5 cm³

## Q2.Work out the volume of the cylinder. Give your answer in terms of π 1. 720π m³
2. 360π m³
3. 180π m³
4. 300π m³

1. 180π m³

## Q3.The image shows part of a cylinder with the radius given. Work out the volume of the object. Give your answer to 1 decimal place. ### Options:

1. 1,615.6 cm³
2. 3,231.1 cm³
3. 6,462.3 cm³
4. 25,849.0 cm³

1. 3,231.1 cm³

## Q4.Work out the radius of the cylinder. Give your answer to 1 decimal place. 1. 3 cm
2. 1.7 cm
3. 6 cm
4. 3.4 cm

1. 1.7 cm

## Q5.Work out the diameter of the cylinder. Give your answer to 1 decimal place. 1. 7.7 m
2. 15.5 m
3. 4.4 m
4. 8.7 m

1. 15.5 m

## Q6.Work out the radius of the half cylinder. 1. 1.6 cm
2. 3.3 cm
3. 2.3 cm
4. 4.6 cm

1. 2.3 cm

## Q7.Work out the radius of the cylinders given that the curved surface area is 518.6 metres squared. Give your answer to 1 decimal place. 1. 4.1 m
2. 2.0 m
3. 8.2 m
4. 3.5 m

1. 4.1 m

## Q8.Work out the curved surface area of the half cylinder. Give your answer to 1 decimal place. ### Options:

1. 164.9 millimetres squared
2. 82.5 millimetres squared
3. 41.2 millimetres squared
4. 288.9 millimetres squared

1. 82.5 millimetres squared

## Q9.The cube and cylinder have the same surface area. Find the height of the cube to 1 decimal place. 1. 62.8 cm
2. 7.2 cm
3. 7.9 cm
4. 3.2 cm

1. 7.9 cm

## Q10.Calculate the surface area of the cylinder. Give your answer in terms of π ### Options:

1. (25π + 45) cm²
2. (50π + 45) cm²
3. 115π cm²
4. 140π cm²

1. 140π cm²

## Q11.Calculate the surface area of the cylinder. Give your answer to 1 decimal place 1. 2601.2 cm²
2. 1074.4 cm²
3. 1583.4 cm²
4. 820.0 cm²

1. 1074.4 cm²

## Q12.Calculate the surface area of the half cylinder. Give your answer to 1 decimal place 1. 194.2 cm²
2. 113.1 cm²
3. 226.2 cm²
4. 282.2 cm²