Question

Look at this triangle

B
11 cm
4 cm
A4
C
Work out length AC.pythagoras

​

Answer 1

11.7 cm

Explanation:

Using Pythagoras Theorem

AC² = AB² + BC²

AB = 4 cm

BC = 11 cm

AC² = 4² + 11²

AC = √4² + 11²

AC =✓137

AC = 11.704699911 cm

Approximately = 11.7 cm

Length AC = 11.7cm