What is the measure of angle X

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

Which term best describes the association between variables a and b

Find the value of x. give reasons to justify your solutions! l, m ∈ kn