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29

Step-by-step Answer
PAGE: 81SET: ExercisesPROBLEM: 29
Please look in your text book for this problem Statement

The Washington Monument is  tall and weighs .

The monument is topped by an aluminum square pyramid.

The sides of the pyramids base measure , and the pyramid is tall.

Find the slope that a face of the pyramid makes with its base.

.

Consider the ordered pairs and .

                  (Formula for slope)

                  (Substitute and )

                        (Simplify)

                          (Simplify)

Therefore, the slope is .

So, the slope that a face of the pyramid makes with its base is about either or .

The slope that a face of the pyramid makes with its base is .



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