The angle of elevation of the sun over a building is 85.9 when the building casts a shadow of exactly 50 feet. How tall is the building? (Round your answer to TWO decimal places.)
ft

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

What is 617.3 miles and each gallon of gas the car can travel 41 miles select a reasonable estimate of the number of gallons of gas karl used.