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Use the math module to find the square root of 144, and the area of a circle of radius 5 with A = π…

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Try it on paper first. A hint, the key idea and the worked solution are here when you need them.

Use the math module to find the square root of $144$ , and the area of a circle of radius $5$ with $A = \pi r^2$ , rounded to two places.

Need a reminder? The key ideaShow

math.sqrt and math.pi save you from typing the numbers.

The worked solution

Have you tried it?

Work it out on paper first. It is fine to get stuck or make a mistake: that is how we learn. When you are ready, compare your working with the solution.

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