Given the similarity statement ΔHIJ ∼ ΔWXY, which angle corresponds with ∠X? Question options:

A)

∠I

B)

∠H

C)

∠Y

D)

∠W

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.