Help I cant do this 1-(a-b)²​

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

5/6+7/8what is the answer sealsdbdbshd

What is the frequency of the sinusoidal graph?