Please HELP RN 10x6 tens

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

Franco wants to double the volume of the cone. what should he do?

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol