Identify the factors of x2 − 4x − 12.

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

How many $20 bills do you need to have to make $280

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.