Tim Gan Math
Sign up free

2022 EOY ACSI P1 Q10

2022 EOY ACSI P1 Q10

IP 2
4 marks

A sphere has a radius of \( (x - 2)\) cm and its surface area is \(144\pi\) cm\(^2\).

  1. Find the value of \(x\).

    [3]

  2. Hence, find the volume of the sphere in terms of \(\pi\).

    [1]

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs tuition enrolment.

Create free accountSign inIP Math tuition

Create a free account to practise similar questions.

Create free accountSign inIP Math tuition
Answer:(i) \(x=8\); (ii) \(288\pi\text{ cm}^3\).

Need help? Join our IP Math tuition programme.

Learn more