Area = length * width = 4x * x = 4x^2.
4x^2 = 80
x^2 = 80/4 = 20
x = sqrt 20
Answer is 4.47 to nearest hundredth.
to calculate the vertical height multiply the hypotenuse ( 5280) by the sin of the angle (5)
5280 x sin(5) = 460.1823
round off to 460 feet
Step-by-step explanation:


(2.67, 1.33)
It’s just 7 times negative 6 so the answer is negative 42