A student in a biology laboratory has 7 plants to use in an
experiment. One plant will act as the control, 3 will be
subjected to Environment A, and 3 will be subjected to
Environment B. In how many ways can the student choose
the plants that will be subjected to Environment B?

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~! )

step-by-step explanation:

the answer is c: divide the arc's degree measure by 360°, then multiply by the circumference of the circle.