A surveyor is standing 118 feet from the base of the Washington Monument. The surveyor measures the angle of elevation from the ground to the top of the monument to be 78 degrees . Find the height h of the Washington Monument to the nearest foot.

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

In apex! a liquid heated beyond a certain temperature becomes

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.