An equilateral triangle with side length 1 cm is shown in the diagram, work out the area of the triangle. Give your answer rounded to 1 DP.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

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.

Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3