◺Pythagorean theorem: math practice, grade 8

Practise “Pythagorean theorem” online for free. Five right answers in a row make the tasks harder, two mistakes in a row make them easier. Right answers earn coins for games.

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Example problems

These are only examples: the practice makes new tasks every time.

1. The legs of a right triangle are 3 and 4. Find the hypotenuse.

   c = ?

   Answer

   5

2. The legs of a right triangle are 9 and 12. Find the hypotenuse.

   c = ?

   Answer

   15

3. The legs of a right triangle are 7 and 24. Find the hypotenuse.

   c = ?

   Answer

   25

4. The legs of a right triangle are 5 and 12. Find the hypotenuse.

   c = ?

   Answer

   13

5. A rectangle’s sides are 9 and 12. Find its diagonal.

   d = ?

   Answer

   15

6. The legs of a right triangle are 5 and 4. Find the hypotenuse.

   c = ?

   Answer

   √41

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