Mathematics 10 — Exercise 9.1 · Q9

Full question

Two circles of radii 6 cm and 8 cm touch internally. Find the distance between centres.

Step-by-step solution

1. For internal contact, subtract the smaller radius from the larger.

2. Substitute the given numbers into the formula.

   $$8-6$$

3. Calculate this operation before combining the remaining terms.

   $$8-6=2$$

4. The required result is shown below. Unit: cm

   $$2$$

Answer

The final answer is shown below.