✏️ Practice Exercises

Shapes

3 problems · Easy to Hard · Type your working · AI checks your steps

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How to use these exercises

Read the question → work it out step-by-step in the box → click Check My Working to get AI feedback. Use hints if stuck. Reveal the full solution only after you have tried.

01

easy

How many sides does a hexagon have?

💡 Show hint

"Hex" comes from Greek for six.

Your Working

02

medium

A pentagon has interior angle sum of:

💡 Show hint

Use (n − 2) × 180°.

Your Working

03

hard

Each interior angle of a regular octagon equals:

💡 Show hint

Sum ÷ n. Sum = (n−2) × 180.

Your Working

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