Iput in more points! u dont need to show work and i just need it to be right !

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

Find the perimeter of the figure shown above. a. 50 cm c. 30 cm b. 64 cm d. 60 cm select the best answer from the choices provided a b c d

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section