WHOEVER ANSWER THE QUESTIONS ON MY IMAGE CORRECTLY WILL GET 90+ POINTS AND BRAINLIEST IF CORRECT. PLEASE HURRY THIS HAS TO BE IN BY TOMORROW AFTERNOON

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?

What is the area of the shaded sector?

G. how many different 6-letter arrangements can be formed using the letters in the word absent, if each letter is used only once? a. 6 b. 36 c. 720 d. 46,656