Find the y value for the point that spilts gh in half if point g is laocated at (-3, 5) and point h is located at (0, -2).

Find the x coordinate of the point.

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.

See attachment below and find the equivalent of tan(∠qsr)