The obriens are buying new windows for their house. the company installs the new
windows for $1.960. the total cost for buying the windows and having them installed is
$4.073.86. if the obriens pay $150.99 per window, how many windows did they buy?

answer:   28.56 feet (approx)

step-by-step explanation:

since, triangle abc has measure of angle c equal to 55 degrees, measure of angle abc equal to 90 degrees, and length of bc equal to 20 feet.

we have to find out the measurement of segment ab.

therefore, tan 55° =

but bc = 20 feet.

⇒ tan 55 ° =  

⇒ ab = 20 × tan 55 °

⇒ ab = 20 × 1.42814800674

⇒ ab = 28.5629601348   ≈ 28.56 feet

answer: idk

step-by-step explanation: