A77 m tall building casts a 36 m shadow.
what is the angle of elevation from the end of the shadow to the top of the building
to the nearest degree?

Simply 8x squared + 5(7x squared- x) - 2x =

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.

The measure of angle 0 is 600 degrees