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Bounds

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Question 17

A circle has a radius of 5 cm, to the nearest cm.

a.

Write down the lower bound for the radius of the circle.

[1]
b.

Hence, work out the lower bound for the circumference of the circle.

Give your answer in terms of π\piπ.

[1]
c.

Write down the upper bound for the radius of the circle.

[1]
d.

Hence, work out the upper bound for the area of the circle.

Give your answer in terms of π\piπ.

[1]
Markscheme

Bounds Questions

  1. GCSE
  2. /Maths
  3. /Bounds

193 exam-style questions on Eduqas GCSE Maths Bounds. Each one has a worked solution and a mark scheme showing where the marks go.

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