Surveyors gave Marcus the measurements of a pond on his land in the figure below. The surveyors made sure to use right triangles so that the triangles would be similar. Calculate the length of the pond on
Marcus' land

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

How to do this , and can some one explain