Question: Could the builder of the Saqqara pyramid have used sine in it's construction?, Answer:Yes, Description of Trigonometry: In geometry, study of the relationship between angles and lengths, Fact1: The Saqqara pyramid was built c. 2670 BC., Fact2: The trigonometric function sine was documented c. 3000 BCE.
Step1: When was the  Saqqara pyramid built?, Step2: When was the trigonometric function sine discovered?, Step3: Did #1 happen after #2?, Wikipedia page for step 1:  Saqqara pyramid, Wikipedia page for step 2: Sine, Wikipedia page for step 3: , not_definitive_answer: False, incorrect_answer: False