Which statement is the contrapositive of: If two angles are vertical angles, then they are not adjacent angles.

A. If two angles are not adjacent angles, then they are vertical angles.

B. If two angles are not vertical angles, then they are adjacent angles.

C. If two angles are not vertical angles, then they are not adjacent angles.

D. If two angles are adjacent angles, then they are not vertical angles.

E. Two angles are vertical angles if, and only if, they are not adjacent angles.

Which object is most likely represented by a dot?

Hen a gfci receptacle device is installed on a 20-ampere branch circuit (12 awg copper), what is the minimum volume allowance (in cubic inches) required for conductor fill for each conductor in the outlet box?

Acarpenter builds an exterior house wall with a layer of wood 2.9 cm thick on the outside and a layer of styrofoam insulation 2.3 cm thick on the inside wall surface. the wood has k=0.080w/(m⋅k), and the styrofoam has k= 0.010 w/(m⋅k). the interior surface temperature is 19.0 ∘c , and the exterior surface temperature is -15.0 ∘c . a.)what is the temperature at the plane where the wood meets the styrofoam? celsius b.)what is the rate of heat flow per square meter through this wall? /m^2