Aguy wire is attached to the top of a radio antenna and to a point on horizontal ground that is 40.0 meters from the base of the antenna. if the wire makes an angle of 55° with the ground, approximate the length l of the wire. (round your answer to the nearest tenth.)

These question are hard can you me with answers

Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.