Find the perimeter of the triangle:
And can you explain to me why

9 u²

Step-by-step explanation:

P=a+b+c is the formula for the perimeter of a triangle, so its literally the same as all perimeters in general, just add the length of the sides.

konichiwa~! my name is zalgo and i am here to answer your anime-related question today. more than likely, kirishima would kill izuku, marry mino and kiss momo. all of this would be my opinion by the way. (and i am also a weeb lol)

i hope this you! : d

stay and stay proud! " - zalgo

(and do you think you can mark me as brainliest? i'd greatly appreciate it! arigato~! )

a

step-by-step explanation:

its wrong