Sal draws the double number shown. He says that it shows that at this rate, the race car will travel35 kilometers in 10.5 minutes. Critique Sals reasoning. Is Sal correct? Explain. No links please

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?

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

What is the total surface area of this square pyramid?