Question

In triangle ABC AB=9cm , BC=12cm and AC=15cm BM is altitude on AC Then, BM =?​

Answer 1

Answer:

Step-by-step explanation:1.take out the area of this triangle by using heron's formulae.

2.Once you get the area by heron's then take our the area of triangle by 1/2×b×h ..

3.Then equate both of them and you will get the height means altitude..hope you understood

Answer 2

Hope this helps you better