Lesson details

Key learning points

  1. In this lesson, we will learn about the relationship between the circumference and the diameter.

Licence

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5 Questions

Q1.
What is the name of the green area?
Chord
Sector
Correct answer: Segment
Q2.
What is the length of the diameter?
Correct answer: 10cm
5cm
7cm
Q3.
What is the length of the radius?
10cm
12.5cm
25cm
Correct answer: 5cm
Q4.
A _________ is a straight line outside a circle that touches one point of the circumference.
Arc
Chord
Radium
Correct answer: Tangent
Q5.
An __________ is part of the circumference of the circle
Correct answer: Arc
Chord
Radium
Tangent

5 Questions

Q1.
Approximately how many times bigger is a circumference than a diameter?
1.59
Correct answer: 3.14
3.41
4.15
Q2.
What is the circumference of this circle?
16 pi
4 pi
Correct answer: 8 pi
Q3.
What is the circumference of this circle?
16 pi
4 pi
Correct answer: 8 pi
Q4.
What is the value of the missing length if the circumference is 81 pi.
254
40.5
Correct answer: 81
9
Q5.
What is the value of the missing length if the circumference is 36 pi.
133
Correct answer: 18
36
6

Lesson appears in

UnitMaths / Circles