Foundation

Find the circumference of a circle

Foundation

Find the circumference of a circle

Lesson details

Key learning points

  1. In this lesson, we will investigate how to calculate the circumference of a circle. We will explore the formula used for this calculation, and practise finding the circumference from a given radius or diameter.

Licence

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3 Questions

Q1.
Find the perimeter of the compound shape.
36 km
49 km
Correct answer: 72 km
Q2.
Find the perimeter of the compound shape.
40 mm
49 mm
Correct answer: 56 mm
65 mm
Q3.
Find the perimeter of the compound shape.
26 cm
28 cm
Correct answer: 30 cm
32 cm

4 Questions

Q1.
Find the length of the circumference in terms of pi.
A
B
C
Correct answer: D
Q2.
Find the length of the circumference to three significant figures.
A
B
Correct answer: C
D
Q3.
Find the length of the circumference in terms of pi.
A
B
C
Correct answer: D
Q4.
Find the length of the circumference to 3 significant figures.
Correct answer: A
B
C
D

Lesson appears in

UnitMaths / Circles