This is what I meant on my last question. sorry
1 answer:
You might be interested in
Answer:
4, It is the height of triangle ABC
Step-by-step explanation:
The easy way is to just count. But you can also use the Pythagorean theorem because BDC is a right triangle. First, use the distance formula to find BC. =5
5^2=BD^2+DC^2
25=BD^2+9
BD=4