A right triangle has side lengths 3 cm, 4 cm, and 5 cm. There is a circle inside the triangle that just touches each edge of the triangle. Find r, the radius of the circle.

b) the dogs need to shift their focus to human scent.

in if you ask questions, the points are taken from your total and given to the one who answered it..

so if i have 30 points and i ask a question for 5 points, then when someone asks a question i will lose 5 points and the answerer earns 5

happy to