What is 12x19 (can i use somebody phone number to get a code email me at 27lewise(AT)whcsd. org pls i need a code for something)

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.

Prove that 16^4-2^13-4^5 is divisible by 11.