farmer joe used 2/13 bags of seeds on each acre of land. If there are 6 acre of land, how much seed did he use?

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.