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what angle relationship describes ∠vqr and ∠qrw?

segments uv and wz are parallel with line st intersecting both at points q and r respectively

alternate interior angles
alternate exterior angles
corresponding angles
vertical angles

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

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Which of the following is the true for f(x) = 5cos