Answer:
7.5
Step-by-step explanation:
the distance from point B to AC is given by BP
BY PYTHAGORAS THEOREM:
[tex]BP = \sqrt{ {9}^{2} - {5}^{2} } \\ \\ BP = \sqrt{81 - 25 } \\ \\ BP = \sqrt{56 } \\ \\ BP =7.48331477 \\ \\ BP \approx 7.5[/tex]
