Help plzz need the answer and that explanation plz don't send a file

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

9/10 divide by -3/15 as a mixed number

Collin did the work to see if 10 is a solution to the equation r/4=2.4