Factorise 9a^2 - 6ab + 12ac - 8bc

Jacqui has grades of 84 and 90 on her first two algebra tests. if she wants an average of at least 72 , what possible scores can she make on her third test?

Whats the surface area of a cylinder w a radius of 1cm and height of 2?

Write 6 over 8 in simplest form.

Sam drew a polygon that has 9 sides how many vertices does the polygon have

Is 74 inches greater or less than 2 yards and 2 inches

Samir works 15 hours for every 19 hours that Mitul works. If x represents the number of hours that Mitul works and y represents the hours that Samir works, which equation correctly models this relationship?

A statement that might be true, which can then be tested. The "if" portion of a conditional statement.

Is a polyhedron a 2 dimensional figure bounded by polygons

What is the reference angle of - 3 radians? Explain.

What is the volume of a square based pyramid with a side 11 cm and a perpendicular height of 20 cm