The red pyramid in Egypt has a square base. Each side of the base measures 722 feet . The height of the pyramid is 343 feet. Part A

Use the side length of the base , the height of the Pyramid , in the Pythagorean theorem to find the slant height , AB of the Pyramid . use space provided below to justify your answer . Round your answer to tenths place .

Part B

Find the length of AC . use the space provided below to justify your answer . round your answer to the tenths place.

Part C

Find measure angle of 1 . use the space provided below to justify your answer. round your answer to the tenths place