This is a aice thinking skills class and my teacher doesn’t explain it very well so if you like explain it to me when you answer it would be appreciated

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?

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?