In the figure shown, AB = 8 and AD = 5. What is BC?
BC=type your answer...

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

An equation where variables are used to represent known values—function notation true or false

What percent of 18 is 24? and plz explain thx.