In 1975 there were 130,000 tennis courts in the united states this number increased by 69% from 1975 to 1985 find the number of tennis courts in 1985

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?

50 points and will mark brainlest if you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking: